# Questions Asked onNovember 15, 2012

What is the probability that a randomly selected divisor of 720 is a multiple of 4? Express your answer as a common fraction.

2. ## English

i need help with english article, it say find irony, but i not get what irony be in here? i know there be three types of irony and this one be verbal irony which mean author of article mean to say opposite of what she means, but then do she not like

3. ## help me pls :(

1. m – 7 < 6 (1 point)m < –13 m < 1 m < –1 m < 13 2. n – 8 > 5 (1 point)n > 13 n > 3 n > –3 n > –13 3. p + 5 < 10 (1 point)p < –15 p < 5 p < 15 p < –5 4. The science class is taking a trip to the Science Center. There are 20 students and an

4. ## statistics

A researcher used an analysis of variance to compare three treatment conditions with a separate sample of n = 8 participants in each treatment. The results of the analysis are shown in the following summary. Fill in all missing values in the table. (Hint:

5. ## Chemistry: Dr. Bob, can you check my work?

In the "Methode Champenoise," grape juice is fermented in a wine bottle to produce sparkling wine. The reaction is given below. C6H12O6(aq) 2 C2H5OH(aq) + 2 CO2(g) Fermentation of 712 mL grape juice (density = 1.0 g/cm3) is allowed to take place in a

A source emits sound uniformly in all directions. There are no reflections of the sound. At a distance r1 from the source the sound is 6.5 dB louder than it is at a distance r2 from the source. What is the ratio r1/r2?

7. ## physics

EXERCISE 4.9 (a) Suppose a hockey puck slides down a frictionless ramp with an acceleration of 5.00 m/s2. What angle does the ramp make with respect to the horizontal? (b) If the ramp has a length of 6.00 m, how long does it take the puck to reach the

8. ## calculus

1)A function g is defined for all real numbers and has the following property: g(a+b) - g(a) = 4ab+2b2 find g'(x) A)4 B)-4 C)2x^2 D)4x E)does not exist not so sure where to start 2)If d/dx[f(x)] = g(x) and d/dx[g(x)] = f(3x, then d^2/dx^2 [f(x^2)] is

9. ## Chemistry

A solution has a pH of 3.90. What is the hydroxide ion concentration? I know that I need to find H30+ first but my teacher doesn't allow calculators on the test. So how would I find the answer WITHOUT a calculator?

10. ## math

a particle starts at time t = 0 and moves along the x - axis so that its position at any time t is greater than or equal to zero is given x(t) = (t-1)^3(2t-3) A. Find the velocity of the particle at any time t greater than or equal to 0. B. For what values

11. ## Chemistry

An unknown salt is either NaF, NaCl or NaOCl when 0.050 moles of the salt is dissolved in water to form 0.500 L of solution, the pH of the solution is 8.08? is the solution NaF, NaCl, or NaOCl, I think its NaF?

12. ## Statistics

One event A is _________________ of another event B if the probabilty of event A has occurred given event B is the same as the probability that A will occur with no knowledge of B. disjoint mutually exclusive dependent independent

13. ## physics pre-ap

A(n) 1100 kg car is parked on a 4 incline. The acceleration of gravity is 9.8 m/s2 . Find the force of friction keeping the car from sliding down the incline. Answer in units of N

14. ## STOCKS & BONDS

Barrett Industries invests a large sum of money in R & D; as a result, it retains and reinvests all of its earnings. In other words, Barrett does not pay any dividends and it has no plans to pay dividends in the near future. A major pension fund is

15. ## chemistry

Part A 6.00×10−3 mol of HBr are dissolved in water to make 16.0L of solution. What is the concentration of hydroxide ions,[OH-], in this solution? Express your answer with the appropriate units.

16. ## math

jose can read 7 pages of his book on 5 minutes. at this rate, how long will it take him to read the entire 175-page book

17. ## physics

A child bounces a 54 g superball on the side- walk. The velocity change of the superball is from 23 m/s downward to 19 m/s upward. If the contact time with the sidewalk is 1 800 s, what is the magnitude of the average force exerted on the superball by the

387,422 round to the nearest thousand 124,607 round to the nearest ten thousand 111,022 round to the nearest hundred 276,431 round to the nearest ten thousand

19. ## math

approximately how many times as much money does the smith family spend on miscellaneous item as it spends on utilities? 1] 4 2] 5 3] 9 4] 15 5] 50 please help me please

20. ## science

Jai-Anna, who has a mass of 45 kilograms, climbed 3 meters up a ladder to rescue her cat from a tree. How much work against gravity did she do?

21. ## Chemistry

How much heat (in kJ) is required to warm 12.0g of ice, initially at -12.0C, to steam at 111.0?C The heat capacity of ice is 2.09J/(g*C) and that of steam is 2.01J/(g*C). I got 5.64 but I did something wrong apparently.

22. ## physics

A child’s toy consists of plastic attached to a spring. The spring is compressed against the ﬂoor a distance of 2.41 cm, and the toy is released. The acceleration of gravity is 9.8 m/s 2 . If the toy has a mass of 66 g and rises to a maximum height of

23. ## math

A cylindrical gasoline can is 18 inches across and 20 inches tall.which expression represents the approximate volume in cubic inches? (1)(3.14)(9)2(20) 2) (3.14)(9)(202)2 3) (3.14)(18)(20) 4) (3.14(18)2(20) 5) (3.14(36)2(20)

24. ## math

I look at a random time of day at a digital clock (that shows times from 1:00 through 12:59). What is the probability that (ignoring the colon) I see a palindrome such as 8:08? Express your answer as a common fraction.

25. ## Science growth

Which of the following statements best describes the response of finches to drought on the Galapagos Islands? During drought, individual finches saw that large, hard seeds were the only available food. To crack these harder seeds, individual finches grew

26. ## math

The estimated monthly profit (in dollars) realizable by Cannon Precision Instruments for manufacturing and selling x units of its model M1 digital camera is as follows. p(x)=-0.07x^2+322x-96,000 To maximize its profits, how many cameras should Cannon

27. ## Math

On Monday, it snowed a total of 15 inches. On Tuesday and Wednesday, it snowed in additional 4 1/2 inches and 6 3/4 inches respectively. A weather forecaster says that over the last three days, it snowed over 2 1/2 Feet. Is this a valid claim? Justify you

28. ## math

A bulletin board is 56 in wide and 36 in high. How many 3 1/2 in columns can be created?

29. ## math

a large elm tree died after it was struck by lightning.the property owner thinks he can remove it himself,but is concerned that it will fall on his greenhouse.he takes several measurement before attempting to cut it down.at 3 p.m. he measures the shadow of

30. ## geometry question proof needed

Medians AX and BY of Triangle ABC are perpendicular at point G. Prove that AB=CG.

31. ## probability

A bowl contains only red marbles, blue marbles and green marbles. The probability of selecting a red marble from the bowl is 3/13. The probability of selecting a blue marble from the bowl is 2/5. There are fewer than 100 marbles in the bowl. What is the

32. ## Physics

The diagram below shows a large cube of mass 25 kg being accelerated across a frictionless level floor by a horizontal force, F. A small cube of mass 4.0 kg is in contact with the front surface of the cube. The coefficient of static friction between the

33. ## Math

A culture contains 12,000 bacteria. After an hour the count is 25,000. Find the number of bacteria after 3 hours.

34. ## Physics

an object has a charge of -2.0 microcoloumbs, how many electrons must be removed so that the charge becomes +3.0 microcoloumbs? I'm not sure of which formula to use

35. ## math

two circles intersect at point T.if the small circle has a raduis of 4 and C is the center of the larger circle,then the diameter of the larger circle must be 1]4 2] 8 3] 12 4]16 5] not enough information is given

36. ## Chemistry

Determine the end value of n in a hydrogen atom transition, if the electron starts in n=4 and the atom emits a photo of light with a wavelength of 486 nm. *The answer given is 2, but I don't know how they got there.

37. ## Math

Sandy works at a clothing store. She makes \$9 per hour plus earns 10% commission on her sales. She worked 78 hours over the last two weeks and had a total of \$2,340 in sales before taxes. Which of the following is closest to how much she will earn in

38. ## math

Approximately how long will it take an investment of \$300 to triple, if the interest rate is 3.5% per year compounded continuously?

39. ## Physics

Workers have loaded a delivery truck in such a way that its center of gravity is only slightly forward of the rear axle, as shown in the drawing. The mass of the truck and its contents is 8340 kg. Find the magnitudes of the forces exerted by the ground on

40. ## Physics

Taking a decibel to be an increase in pressure of 12.2%, by what factor has the pressure changed when the sound level has fallen by 8.00 decibels?

41. ## math

it take 1 3/8 yards of material to make one shirt.how many shirts can be made from 16 1/2 yards of material? 1]1 2]3 [ 3] 6  12 5] 24

42. ## Math

What is the domain of y = sqrt(5 - x)

43. ## math

peggy wants to give piano lesson at her home.she has 10 students per week for a half-hour leson,and 5 students per week for a full-hour lesson.which expression below represents how many dollars she will earn per week at a rate of \$10 per half-hour lesson

44. ## math

in the figure above,about how much did the sales of the product increase from 1979 to 1980? 1] 900 2] 2,500 3] 90,000 4]160,000 5] 250,000 please help me

45. ## math,,,ASAP

On a globe of radius 60cm,find the length in cm the parallel of lat 67 degrees N

46. ## math

a couple goes out to dinner,wchich costs \$45.to the nearest dollar,what should they pay in total,if they tip 15% on the bill? 1] \$45 2] \$50 3] \$51 4] \$52 5] \$53

47. ## math

on a drive through allegheny county,natalie drove due west for 9 miles,then turned left and proceeded to drive due south.after traveling 12 miles south,what was the straight 12 miles line distance between where natalie startd and where she ended her drive?

48. ## Science

3. Which of the following physical features are caused by plate tectonics? mountains and volcanoes rift valleys and mid-ocean ridges strike-slip faults all of these

49. ## Physics

A rotational axis is directed perpendicular to the plane of a square and is located as shown in the drawing. Two forces, 1 and 2, are applied to diagonally opposite corners, and act along the sides of the square, first as shown in part a and then as shown

50. ## social studies

when choosing a name for a child,how could a parent best use this study to help ensure the child's normal social development? 1]keepin mind that other characteristics are more important than the name. 2]try not to choose an ethnic name. 3] consider an

51. ## Math

A restaurant has x number of tables that seat four people and 5 tables which seat two people. The restaurant can seat N number of people. Write a linear equation for N, number of people, in terms of x. Then, solve for x in terms of N and find x when N

52. ## physics

A coin is placed 33 cm from the center of a horizontal turntable, initially at rest. The turntable then begins to rotate. When the speed of the coin is 100 cm/s (rotating at a constant rate), the coin just begins to slip. The acceleration of gravity is 980

53. ## math

Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost of ordering a shipment of beer is \$500, and the cost of storing each case of beer for a year is \$2. Determine how many cases of

54. ## math

what is the average weekly food expense of the johnson family during a 4-week period in which they spent \$72.84,\$61.20,\$75.48,and \$68.76 for their weekly grocery shopping? 1] \$69.07 2] \$69.57 3] \$71.07 4] \$72.51 5]\$73.04 please help me please

55. ## physics

A coin is placed 33 cm from the center of a horizontal turntable, initially at rest. The turntable then begins to rotate. When the speed of the coin is 100 cm/s (rotating at a constant rate), the coin just begins to slip. The acceleration of gravity is 980

56. ## social studies

which tribe was is the largest and controlled the northeastern part of Florida

57. ## chemistry

Balance each of the following neutralization reactions. Part A HBr(aq)+Mg(OH)2(s)-->MgBr2(aq)+H2O(l) Part B H3PO4(aq)+NaOH(aq)-->Na3PO4(aq)+H2O(l)

58. ## Science questions

A few questions I have about darwin and evolution/fossils. Thx!! Why did Darwin call species like the coelacanth living fossils? On a branching tree diagram, where would the coelacanths be placed? What can animals... no species like the coelacanth tell

59. ## Physics

a 65 kg male skater pushes a 45 kg female skater causing her to accelerate at a rate of 2.0 ms ^2 at what rate will the male skater accelerate?

60. ## physics

When archer pulls an arrow back in his bow.He is storing potential energy in his bow What avg force must the archer exert if he pulls the string back a distance of 30 cm?

61. ## physics

A 1,600 kg car is traveling at a speed of 12.5 m/s. What is the kinetic energy of the car?

62. ## Chemistry

it takes 37.50 mL of 0.152 M sodium chromate to titrate 25.00 mL of silver nitrate. what is the molarity of the silver nitrate solution

63. ## physics

A coin is placed 33 cm from the center of a horizontal turntable, initially at rest. The turntable then begins to rotate. When the speed of the coin is 100 cm/s (rotating at a constant rate), the coin just begins to slip. The acceleration of gravity is 980

64. ## statistics

An urn contains white and red balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all balls drawn from the urn are white? Round

65. ## Math

The expression (-2a^2b^3)(4ab^5)(6a^3b^2) can be simplified to what exponential espression

66. ## math

there are twice as many woman as men in the union at global products altogether 84 workers at the plant are union members.how many of them are woman? 1]28 2]32 3]47 4]56 5]61

67. ## STAT

To determine the relative effectiveness of different study strategies for the SAT, suppose three groups of students are randomly selected: One group took the SAT without any prior studying; the second group took the SAT after studying on their own from a

1. What steps in meiosis are similar to steps of mitosis? (1 point) meiosis I prophase meiosis I anaphase meiosis I metaphase all of the above 2. A cell that has two of every kind of chromosome is _____. (1 point) haploid diploid an egg a sperm 3. Haploid

69. ## Physics

A 1.500m long uniform beam of mass 30.00 kg is supported by a wire as shown in the figure. The beam makes an angle of 10.00 degrees with the horizontal and the wire makes and angle of 30.00 degrees with the beam. A 50.00 kg mass, m, is attached to the end

70. ## trig

A certain species of tree grows an average of 0.5 cm per week. Write an equation for the sequence that represents the weekly height of this tree in centimeters if the measurements begin when the tree is 200 centimeters tall.

71. ## Math

Mrs. Willy bought 3.5 pounds of ground turkey and 2.5 pounds of white fish. The white fish is \$4.60 per pound cheaper than the ground turkey. If she paid a total of \$51.50 what is the price per pound she paid for the ground turkey and the white fish?

72. ## wierd math question

Two people agree to meet at a coffee shop. They each independently pick a random moment in time between 8 a.m. and 9 a.m. and show up exactly at their selected time. But they are very impatient, and only stay for 10 minutes after when they arrive. What is

73. ## Chemistry

A monoprotic acid with a Ka of 2.92 × 10-5 has a partition coefficient of 4.2 (favoring octanol) when distributed between water and octanol. Find the formal concentration of the acid in each phase when 100 mL of 0.10 M aqueous acid is extracted with 31 mL

74. ## Math - Pre algebra

Help!!! 1. which of the following is greater than 4.3 x 10>9? a 2.1 x 10>9 b 3.2 x 10>9 c 5.3x 10>9 d 7.4 x 10>8 2. which of the following is less than 6.5 x 10>-5? a 1.4 x 10>-3 b 2.5 x 10-4 c 7.8 x 10-5 d 4.6 x 10>-6 according to the 2010 census the

75. ## social studies

base on the results of the studies,what should an elementary school teacher do to ensure that a child with an unusual name develops normal intellectual ability? 1] make a special effort to ignore the child. 2]try to give the child a more acceptable

76. ## statistics

A researcher uses an analysis of variance to test for mean differences among three treatment conditions using a sample of n = 8 participants in each treatment. What degrees of freedom (df) would the F-ratio from this analysis have? a. df = 23 b. df = 2, 23

77. ## chemistry

2. When 0.354 g of an unknown nonelectrolyte compound was dissolved in 12.5 g of benzene a solution was formed that froze at 4.46°C. (a) Calculate the molar mass of the unknown compound. The freezing point of benzene is 5.48°C, and the Kf of benzene is

78. ## math

Three cards are drawn without replacement from a well-shuffled deck of 52 playing cards. What is the probability that the third card drawn is a diamond?

79. ## Chemistry

For acids of the same general structure but differing electronegativities of the central atoms, acid strength decreases with increasing electronegativity of the central atom. True or false

80. ## physics

A coin is placed 33 cm from the center of a horizontal turntable, initially at rest. The turntable then begins to rotate. When the speed of the coin is 100 cm/s (rotating at a constant rate), the coin just begins to slip. The acceleration of gravity is 980

81. ## math

marie purchased a 2-pound of dog food with a 75-cents-off coupon.she also mailed in the box top to receive a company rebate for \$1.00.if p represents the original cost,what did she pay for the dog food after receiving all rebates? 1]p-\$1.00-\$0.75 2] p+

82. ## Physics

The maximum pressure most organisms can survive is about 1000 times atmospheric pressure. Only small, simple organisms such as tadpoles and bacteria can survive such high pressures. What then is the maximum depth at which these organisms can live under the

83. ## math

an investor receive a check in the mail that was for 6 percent of the amount invested.if the amount invested was \$450,what was the amount of the check? 1] \$24.30 2]\$27.00 3]\$27.30 4] \$75.00 5] 270.00

84. ## FINANCIAL ACCOUNTING

A portfolio manager is managing a \$10 million portfolio. Currently the portfolio is invested in the following manner: Investment Dollar Amount Invested Beta Electric Utility \$2 million 0.6 Cable Company \$3 million 0.8 Real Estate Development \$3 million 1.2

85. ## Physics

A square, 0.36 m on a side, is mounted so that it can rotate about an axis that passes through the center of the square. The axis is perpendicular to the plane of the square. A force of 14.4 N lies in this plane and is applied to the square. What is the

86. ## math

Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability of each event. All the women will be interviewed first. No man will be interviewed until at least two women have been

87. ## math

Terry makes and sells necklaces. He has observed over time that when the price is \$12 each, he sells an average of 20 per day. If he increases the price, then his average sales fall by 2 per day for each dollar increase. The materials for each necklace

88. ## math

a map has the scale of 1 inch =80 miles.what is the actual distance,in miles between two towns that are 4 1/2 inches apart on the map? 1] 280 2] 320 3]324 4] 360 5] 400

89. ## physics

A block of mass 3.62 kg lies on a frictionless horizontal surface. The block is connected by a cord passing over a pulley to another block of mass 7.8 kg which hangs in the air, as shown. Assume the cord to be light (massless and weightless) and

90. ## statistics

An urn contains white and red balls. Four balls are randomly drawn from the urn in succession, with replacement. That is, after each draw, the selected ball is returned to the urn. What is the probability that all balls drawn from the urn are white? Round

91. ## math

which of the following expressions shows the equation to use in finding the dimensions of a cube n by n by n with a volume of 125? 1]n3=125 2]n2=125 3]3n=125 4]n=125-3 5] not enough information is given.

92. ## physics

A 50.0-g sample of a conducting material is all that is available. The resistivity of the material is measured to be 11~ 10-8 ƒ¶m and the density is 7.86 g/cm3. The material is to be shaped into a solid cylindrical wire that has a total resistance of

93. ## Physics

The wheel of a car has a radius of 0.390 m. The engine of the car applies a torque of 282 N · m to this wheel, which does not slip against the road surface. Since the wheel does not slip, the road must be applying a force of static friction to the wheel

94. ## Physics

If 9.30 x 10^5 J of energy are transferred to 2.00kg of ice at 0 deg C, what is the final temperature of the system?

95. ## math

vickie earns \$20,000 a year as a bookkeeper.if she receive a raise of 2%,how could her new total alary be represented? 1] 0.02[\$ 20,000] 2] \$20.000/0.02 3] 0.02[\$ 20,000] + 0.02 4] 0.02[\$ 20,000]+ \$20,000 5] \$20,000-0.02 + \$20,000

Explain whether the following statement is a fact or an opinion: "Capitalism is a better system of government than communism." Give reasons for your answer. Isn't this sentence an opinion because it uses the word "better"?

97. ## math

which of the following expresses 374,274 in scientific notation? 1] 3.74274 x 105 2] 3.74274 x 106 3] 37.4274 x 106 4] 374.274 x 105 5] 3742.74 x 103

98. ## chemistry

How to find moles given oxidation numbers and chemical formula? Trying to do my chemistry lab but i'm super duper stuck. please help me i'm gonna die. this is the part i'm stuck on: The overall charge on the complex, [Ni(en)(H2O)]^2+ * SO4^2- * H2O is

asked by dr bob's number one fan
99. ## math and numbers

What is the probability that a randomly selected three-digit number has the property that one digit is equal to the product of the other two? Express your answer as a common fraction.

100. ## STAT

Grain is fortified with vitamins at the factory when processed. But, before the product reaches the consumer, some of the vitamins may degrade due to time, heat during storage, etc. Suppose the vitamin contents (in milligrams per pound) of five bags of

101. ## Statistics

An airline experiences a no-show rate 6%. What is the maximum number of reservations that it a capacity 160, if it wants the probability of accommodating all reservation holders to be at least 95?

102. ## Physics

How long would it take a 1.00 x 10^3 W heating element to melt 2.00kg of ice at -20 deg C, assuming all energy is absorbed by the ice?

103. ## math

If exactly 198 people sign up for a charter flight, Leisure World Travel Agency charges \$308/person. However, if more than 198 people sign up for the flight (assume this is the case), then each fare is reduced by \$1 for each additional person. Hint: Let x

104. ## math but also probability

Three people play a game of "nonconformity": They each choose rock, paper, or scissors. If two of the three people choose the same symbol, and the third person chooses a different symbol, then the one who chose the different symbol wins. Otherwise, no one

105. ## Physics

If the time taken to melt 10g of ice at 0 degree Celsius is 1 minute, how long will it take to vaporize 10g of water at 100 degree celsius using the same heater? Pls show the solution clearly. Thanks

106. ## ENGLISH

WHAT ARE DIVERGENT MATERIALS? WHAT ARE CONVERGENT MATERIALS?

107. ## math

if prizes for a carnival are priced at 5 for 80 cents,how much would 250 prize  \$4.00 \$ 8 00  \$40.00  \$80.00  not enough information i given. help please

108. ## statistics

Which of the following is NOT true with respect to the properties of probability? 0 < x < 1 P(S) = 1, where S is the sample space P(A) + P(Ac) = 0 If two events are independent then P(A and B) = P(A) * P(B)

109. ## Physics

A horizontal segment of pipe tapers from a cross sectional area of 50.0 cm^ 2 to 0.500 cm^2. The pressure at the larger end of the pipe is 1.20x 10^5 Pa, and the speed is 0.040 m/s. what is the pressure at the narrow end of the segment?

110. ## math

if the diameter of a quarter is about 23mm.how many centimeters is that

111. ## Physics

(a) what Is the density of an object that is 14% submerged when floating in water at 0 degrees Celsius? (b) what percentage of the object will be submerged if it is placed in ethanol at 0 degrees Celsius?

112. ## Physics

A 13.6-m length of hose is wound around a reel, which is initially at rest. The moment of inertia of the reel is 0.40 kg · m2, and its radius is 0.151 m. When the reel is turning, friction at the axle exerts a torque of magnitude 3.42 N · m on the reel.

113. ## World History

Hinduism evovle form the beliefs and practices of the ________, an early Indian society.

114. ## counting and probability

A fair, six-sided die is rolled eight times, to form an eight-digit number. What is the probability that the resulting number is a multiple of 8? Express your answer as a common fraction.

115. ## AP Chemistry

We were given a 12 cm by 12 cm area of aluminum foil (it weighed 0.60 g) and were told to calculate the atomic mass of Aluminum atoms given that the radius of 1 aluminum atom is 143 picometers and the density is 2.7 grams per centimeter cubed, without

116. ## math question

Write the next two numbers in this sequence. 80,40,20,_,_

117. ## physics

An autographed baseball rolls oﬀ of a 0.67 m high desk and strikes the ﬂoor 0.37 m away from the desk. How fast was it rolling on the desk before it fell oﬀ? The acceleration of gravity is 9.81 m/s 2 . Answer in units of m/s

118. ## STOCKS & BONDS

Alpha Corporation has outstanding an issue of preferred stock with a par value of \$100. It pays an annual dividend equal to 8 percent of par value. If the required return on Alpha’s preferred stock is 6 percent, and if Alpha pays its next dividend in one

119. ## math

Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost of ordering a shipment of beer is \$500, and the cost of storing each case of beer for a year is \$2. Determine how many cases of

120. ## Math

the measure of an angle is 27 less than twice the measure of it complement.Find the measure of each angle what would the equation be

121. ## Analytical Chemistry

Solute S has a partition coefficient of 4.3 between water (phase 1) and hexane (phase 2). (a) Calculate the concentration of S in hexane if [Swater] is 0.030 M (b) If the volume of water is 71.0 mL and the volume of hexane is 16.0 mL, find the quotient

122. ## statistics

An airline experiences a no-show rate 6%. What is the maximum number of reservations that it a capacity 160, if it wants the probability of accommodating all reservation holders to be at least 95?

123. ## STOCKS & BONDS

Two years ago, Gamma Inc. sold a \$250 million bond issue to finance the purchase of new jet airliners. These bonds were issued in \$1,000 denominations with an original maturity of 14 years and a coupon rate of 12% with interest paid semiannually. Determine

124. ## AP CHEMISTRY

Write a balanced equation for the neutralization of each of the following: H2SO4(aq) and NaOH(aq) HCl(aq) and Fe(OH)3(s) H2CO3(aq) and Mg(OH)2(s)

125. ## Algebra II

A runner completes a 16 mile trip, running 8 miles uphill and 8 miles downhill in a total of 4 hours, if his uphill speed is 3 mph slower than his downhill speed, find his downhill speed.

126. ## math

Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost of ordering a shipment of beer is \$500, and the cost of storing each case of beer for a year is \$2. Determine how many cases of

127. ## Math

A local animal shelter houses only cats and dogs. This week of all the baby animals, there are 16 kittens and 7 puppies. What is the ratio of kittens to all the baby animals? 16 to 23? A box contains three types of fruits: apples bananas and pears. There

128. ## math

Some female butterflies lay their eggs in clusters .if one kind of butterfly lays 12 eggs at a time and another kind lays 18 eggs at a time ,how many eggs would 8of each kind of butterfly lay?

129. ## math

which expression below shows how much paul would collect in a week if he had 40 clients receiving daily plus sunday delivery,and 25 clients receiving sunday delivery only 1] 40[\$2.25]+25[\$1.00] 2] 40[\$1.00]+25[\$2.25] 3] 40[\$1.25] +25[\$2.25] 4] 65[\$2.25] 5]

130. ## Statistics

The average amount of time people spend on facebook each day is 71 minutes, with a standard deviation of 4.7 minutes. Are you more likely to select a random person that spends less than 68 minutes per day, or a group of 35 people that spend on average less

131. ## Physics

Estimate the number of h20 molecules in a human body of mass 80.2 kg. Assume that, on average, water makes up about 62 % of the mass of a human body.

132. ## Physics

An object with a mass of 20.1 kg is hung from two identical springs vertical. The springs both stretch 0.23 meters from equilibrium with the attached mass. One of the those springs is placed on a horizontal surface without friction and the mass of 20.1 kg

133. ## Physics

In a hudraulic lift, the radii of the pistons are 2.50 cm and 10.0 cm. A car weighing 10.0 kN is to be lifted by the force of the large piston. (a) what force must be applied to the small piston? (b) when the small piston is pushed in by 10.0 cm, how far

134. ## Math

What is the difference between 500 thousandths and 5 tenths. I thought you could drop extra zeros to the right of the decimal? .500 vs .5

135. ## operation mangement

Annual demand for the notebook binders at Andrew’s stationary shop is 10,000 units. Andrew operates the business 300 days per year and finds that deliveries from his supplier generally take 5 working days.

136. ## math

Set up 2 equations that can be used and solve. Phil reported that the receipt from a recent concert totaled \$916 furthermore he announced that 560 people attended the concert. Students were charged \$1.25 each for admission to the concert and adults were

137. ## Pre Cal

What is the phase shift of F(x) = 3 sin (2x - 2)?

138. ## Last science question

2. A tall volcano, sometimes as high as 10,000 feet, composed of lava, ash, and other volcanic material and that can have explosive eruptions is best known as a__________. cindercone volcano composite volcano shield volcano all of the above

139. ## cards and prob

A card is randomly drawn from a standard deck. An ace of hearts wins the grand prize; any other ace or heart wins a small prize. What is the probability of winning a small prize? Express your answer as a common fraction.

140. ## Geometry

Help I need help to find the coordinates of the circumcenter of each triangle. Isosceles triangle CDE with vertices C(0, 6), D(0, –6), and E(12, 0)

141. ## math

6+4=10 six and four are called?

142. ## Physics

A rifle fires a 2.25 10-2-kg pellet straight upward, because the pellet rests on a compressed spring that is released when the trigger is pulled. The spring has a negligible mass and is compressed by 8.37 10-2 m from its unstrained length. The pellet rises

143. ## math

jim and alice moore decided to plant a garden with 3 hosta plants,6 lavender plants,60 tulips,and a dogwood.the cost of the plants is as follows. hosta: \$3.00 each or 3 for \$8.00 lavender:\$ 1 00 each or 3 for \$2.00 tulips:10 for \$4.00 dogwood:\$14.00 each

144. ## physics

The maximum possible efficiency of a heat engine which exhaust its heat at a temperature of 46.0o is 39.0 percent. What is the minimum value of the temperature at which the engine takes in heat? *I think I keep doing a step wrong in here so step by step

145. ## math

Assuming boy and girl babies are equally likely, find the probability that it would take a) at least three births to obtain two girls b) at least four births to obtain two girls c) at least five births to obtain two girls

146. ## Physics

How long would it take a 1.00 x 10^3 W heating element to melt 2.00kg of ice at -20 deg C, assuming all energy is absorbed by the ice?

147. ## math

Therese Felser manages a grocery warehouse which encourages volume shopping on the part of its customers. Therese has discovered that, on any given weekday 70 percent of the customer sales amount to more than \$ 100. That is any given sale on such a day has

148. ## Physics

Calculate the ratio of the kinetic energy to the potential energy of a simple harmonic oscillator when its displacement is 1/8 of its amplitude. (The answer is an integer.) Approach: Choose a specific trigonometric form for the position function x(t). It

149. ## math

n a probability experiment, the spinner landed on the red section 3 out of 8 spins. Which decimal represents the number of times the spinner landed on the red section?

150. ## biology

explain how single celled organisms that live in freshwater adapted to living in a hypotonic environment

151. ## math

one angle of a triangle is 90 degrees.if the ratio of the legs is 1:1,what are the measures [in degrees] of the two remaining angles?  30 and 30 [ 2] 30 and 60 [ 3] 45 and 45 [ 4] 60 and 60  45 and 30

152. ## Statistics

If you roll a fair die 100 times and 35 of the rolls result in a six, what would be the probability of the outcome of a 2, P(2)? P(2) = 0.02 P(2) = 2 P(2) = 35 P(2) = 0.35

153. ## psycology

What approach to personality assumes that human nature is basically good?

154. ## chem

3. Given a chemical reaction and H associated with the reaction: stoichiometry and limiting reactant problem involving gases. Why would we need delta H for a stoichimetry or limiting reactant problem? And can i get an example pleasE?

155. ## Math

Explain how you can determine whether a system of two linear equations will be consisten, dependent, or inconsistent?

156. ## math

if paul pays the newspaper company 70% of what he collects,how much he keep for himself in a mounth when he collected \$450.00? 1] \$315.00 2] \$145.00 3] \$135.00 4] \$13.50 5] not enough information is given.

157. ## Grade 7 Geo Questions thx!!

why is the Midwest is sometimes referred to as the breadbasket? What is the importance of the Mississippi River to the Midwest region??? what is the most important-y major-ish region? oh and thx in advance-- :)

asked by rawr... im a dinosaur.... rawr
158. ## Health 8R - help!

Place the letter of the correct reaction (A, B, C, D, or E) A. Speed up brain messages (Stimulants) B. Slow down brain messages (Depressants) C. Block pain messages (Narcotics) D. Scramble or confuse brain messages (Hallucinogens) E. Destroy brain cells

159. ## US history

What were the strengths of the Article of Confederation and what were the weakenesses?

160. ## Chemistry

If ions O^2- are added to water, what reaction, if any, occurs?

161. ## math

Roberto has walked 3 miles almost every day in the past four years, with a total of 4,320 miles walked. How many more miles does he need to walk to reach 10,000 miles walked?

162. ## Statistics

In a three-channel queuing system, the arrival rate is 1 unit per time period and the service rate is 0.6 unit per time period. Determaine the probability that an arriving unit does not have to wait.

163. ## Math

Write the fraction in simplest form. 14. 18/48 15. 42/81 16. 32a / 8a squared 17. 15 b / 39b ( little 4)

164. ## World History

In India, the birthplace of Buddhism, curiously, Buddhism all but vanished, as it was ___________.

165. ## Math

A tank initially contains 50 liters of water. A hose adds water to the tank at a rate of 2 liters per minute. Write a linear equation for the amount of water in the tank, W, liters in terms of t, minutes. Then use your equation to find how much water is in

166. ## math

1. find the corresponding temperature in degrees fahrenheit for a. 10C b. 15C c. 20C

167. ## math

what is the least amount they could spend to purchase the plants they have chosen? 1]\$62.00 2]\$53.00 3]\$50.00 4]\$36.00 5]\$28.00

168. ## Math 10

The degree measure of an angle is 15 more than twice the measure of its complement. Find the measure of the angle and its comlement.

169. ## English 8R - It Happened in the Country

wind·mill A building with sails or vanes that turn in the wind and generate power to grind grain into flour. or Move (one's arms) around in a circle in a manner suggestive of the rotating sails or vanes of a windmill. i think it's the second one, am i

170. ## sosgal studdies

What enabled people of northern Italy to sponsor learning? (1 point)Martin Luther's ideas a mild climate wealth from trade help from the Germany government 2. What did German leaders want during the Reformation? (1 point)to increase the pope's power to

171. ## Physics

Incandescent lightbulbs are filled with and inert gas to lengthen the filament life. With the current off ( at t= 20.0 degrees Celsius), the gas inside a lightbulb has a pressure of 115kPa. When the bulb is burning, the temperature rises to 70.0 degrees

172. ## geography

Which continent have the oldest fossils been found?

173. ## Physics

A lead rod and a common glass rod both have the same length when at 20 .0 degrees Celsius. The lead rod is heated to 50.0 degrees Celsius. To what temperature must the glass rod e heated so that they are again at the same length?

174. ## math word problems

In the Finn family each girl has the same number of brothers as sisters. Each boy has twice as many sisters as brothers. How many children are in the family?

175. ## physics

A large grinding wheel in the shape of a solid cylinder of radius 0.330 m is free to rotate on a frictionless, vertical axle. A constant tangential force of 260 N applied to its edge causes the wheel to have an angular acceleration of 0.795 rad/s2. (a)

176. ## calculus

Use a double integral to find the area of the smaller region bounded by the spiral rtheta=1, the circles r=1 and r=3, and the polar axis. I just need help with setting up the integral.

177. ## Verb Agreement

Select the sentence that has correct subject-verb agreement. There are several forms that you need to complete when you adopt a pet. There is several forms that you need to complete when you adopt a pet.

178. ## statistics

Calculate the probability of meeting a scheduled time of 50 units for the PERT network shown below:

179. ## chemistry 21a

List two medals besides magnesium and zinc that will react with HCl to produce hydrgen gas.

180. ## physics

a ball rolls off a 1.7m high desk and lands 1.35m away from the desk. how fast was it rolling?

181. ## Physics

A lead rod and a common glass rod both have the same length when at 20 .0 degrees Celsius. The lead rod is heated to 50.0 degrees Celsius. To what temperature must the glass rod e heated so that they are again at the same length?

a map distance of 2 inches represents 12 miles of actual distance. Suppose the distance between two cities on the map is 6 inches. What is the actual distance between the two cities. Can you please tell me what is the RULE? Thank you!!

183. ## Language

For each sentence, underline the action verb in the parentheses that creates a more vivid picture. 1. We (sit, lounge) on the big chairs near the pool..I underlined lounge. 2. The horses (go, gallop) across the field. I underline gallop. 3. Minna and Max

184. ## Hcc

A heuristic can be very helpful in solving a problem because

185. ## probability

The digits 2, 3, 4, 7, and 8 are each used once in a random order to form a five-digit number. What is the probability that the resulting number is divisible by 4? Express your answer as a common fraction.

186. ## Math

Bernice paid \$192 in interest on a loan she took out at a rate of 6% for a period of one year. How much did she borrow?

187. ## Algebra II

Five years ago, Jane was 1/5 the age of her mother. Now she is 1/3 the age of her mother. Find their ages. Please also tell me the steps to solving this. Thanks!

188. ## english

i am writing a literary research paper on the book robinson crusoe. my thesis is In "Robinson Crusoe" Daniel Defoe uses the protagonist to show the sporadic but guiding relationship between God and man. I am having trouble coming up with a title. So far I

189. ## chemistry

Potassium nitrate weighing 15 g was dissolved in water volume of 200 cm3. Calculate the mass fraction of KNO3 in solution.

190. ## Health

The 2010 Dietary Guidelines for Americans recommends that in managing one’s weight, a person should balance calories with…?

191. ## Psychology

A heuristic can be very helpful in solving a problem because

192. ## math

One problem encountered by developers of the space shuttle program is air pollution in the area surronding the launch site. Acertain direction from the launch site is considered critical in terms of hydrogen chloride pollution from the exhaust cloud. It

193. ## Check my precalc

1. find without a calc log base 5 of cubed root of 25. I got x=(2/3) 2. ln base e of 3 I got 3 3. find the domain of y= log base 3 of (x/x-1) I got (negative infinity, 0)union (1, infinity) 4. y= (1/ln x) find the domain i got ( negative infinity, 1) but

The following proportion could be used to change from feet to which measure. 1/12 = 2/x customary length: 1 mile=1760 yards 1 mile=1285280 feet 1 yard=3 feet 1 foot=12 inches A. ounces B. pints C. quarts D. gallons

195. ## Science 7 HELP!!!!

1. violent storms usually form along? 2. areas of low pressure usually have? 3.what does figure 5-2A show? ps Connexus quiz!! 4. which of the following explains what is happening in figure 5-2B? 5.tornadoes can form when wind at different ? blows in a

196. ## math

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

197. ## Physics

Sadly you have become trapped inside the gravity well of a star of mass M = 6.435×10^30kg. At a distance of r0 = 7.543×10^10m from the center of the star you find yourself moving directly towards it at 5.876×10^4m/s (relative to the star). How fast are

198. ## physics

A NON-UNIFORM board of length L and mass M has a center of mass at 5/6L. If the fulcrum is placed at the center of the board and a block of mass m is placed at the right of the board, then where must a block of mass 3m be placed to balance the board? I

199. ## medical

8g of hydrogen and oxygen will have kinetic energy in what ratio at 27 celsius?

200. ## Math Calculus Help

A population grows exponentially. If the population is 0.5sqrt(e) at one year and 0.5e at two years, what is it at 4 years?

201. ## Math

Use Newton's method to find a value of x that satisfies: e^x- (x^2/2) = 0 Use the starting value x0=0. Display answer in 4 significant figures

202. ## Math

Use linear approximation to show that each function below can be approximated by the given expression when |x| is small i.) sinx ~ x ii.) e^x ~ 1+x iii.) ln(1+x) ~ x

203. ## CALCULUS

Let R be the region bounded by y=e^x, y=2. and the y-axis. Find the volume of the solid obtained by rotating the y-axis.

204. ## Physics

Mass 1 with a mass of 28.5 kg starts at rest at the top of a frictionless from a height of 17 meters. It then slides down the incline and moves over a horizontal frictionless surface and collides inelastically (head on) with mass 2 which is of unknown

205. ## math URGENT!!!!!!

a 12x12-inch square is divided into n^2 congruent squares by equally spaced lines parallel to its sides. circles are inscribed in each of the squares. find the sum of the areas of the circles... please answer and explain how you got this answer!!!

206. ## FINANCIAL ACCOUNTING

a) Discuss General Motors in the context of the forces considered in performing an environmental scan. b) Discuss the risks that General Motors needs to consider in conducting its operations c) Explain whether you believe that GM can take on more debt. Use

207. ## g

Brunei is located on the island of __________. A. Borneo B. Irian Jaya C. Java D. Sumatra

208. ## Physics

Neglect the gravity of the Moon, neglect atmospheric friction, and neglect the rotational velocity of the Earth in the following problem. A long time ago, Jules Verne, in his book From Earth to the Moon (1865), suggested sending an expedition to the Moon

using mental math and distributive property solve: 25(12)

210. ## science

what will cold air moving over a warm body of water create? A)a rain shadow affect B)lake effect snow C)an urban heat island D)higher temp. My answer is B, am i right of not please tell me your answer

211. ## Chemical Reaction Engineering

The following elementary first-order reactions occur at constant density: k1 k2 A --> B --> C k1 = 5 hr-1 k2 = 4 hr-1 CA0 = 1 mol/lit CB0 = CC0 = 0 v0 = 20 m^2/min Find the maximum production rate of B in moles per minute and the optimum  for (a) a plug

212. ## math

Do you know any websites that I can use to make a shape that. Also that it shows the number of cm also shows the the area.

213. ## Health 8R help!!!!!!!!!!!!!!!!!!!!!!!!!

Place the letter of the correct reaction (A, B, C, D, or E) A. Speed up brain messages (Stimulants) B. Slow down brain messages (Depressants) C. Block pain messages (Narcotics) D. Scramble or confuse brain messages (Hallucinogens) E. Destroy brain cells

214. ## MATH

distance = 100 miles and time = 1 hour & 45 minutes. what is the rate? I divided 100 by 105 is that correct?

215. ## art

Assess impact of photography on the 19 th century political and social landscapes show did it affect paintings

216. ## 7th grade Literature help

Hi, I need to pick one of the options below, but they are hard. Option One seems like it will take forever because I need to turn this in today and it takes me forever to research things. Option Two seems hard because I don't know what the main character

217. ## math

what is 2+x/5x-x-2/5x expressed in the simplest form?

218. ## science

What is the acceleration of a 50kg person is pushed with a force of 4N

219. ## chemistry

Determine the molality 0.8 mol/dm3 solution of Fe2 (SO) 4. Density equal to 1 g/cm3.

220. ## english

i need help on writing an outline. the outline is so we can write our speech as follows. Please any website or ideas. How long does it take for you to write your outline.

221. ## physics

A 1.53×10 3 kg car accelerates uniformly from rest to 13.6 m/s in 2.44 s. What is the work done on the car in this time interval? Answer in units of J

222. ## Algebra II - Word Problem

A convenience store clerk can wait on 6 customers per minute. If customers arrive at an average rate of x people per minute, the time T spent in line is T = 1/(6-x), where 0

223. ## chemistry

. What is the mass concentration (titer) is a solution of sulfuric acid with the molar concentration equivalent 0.5 mol/dm3?

224. ## Algebra II - Word Problem

If a car is traveling downhill at 45 miles per hour on dry pavement, then the braking distance B is B = 45/(0.4+m), where m

225. ## Physics - Astronomy

A hypothetical moon is orbiting Saturn in a circular orbit that has exactly 3 times the period that an object orbiting in one of one of the gaps in Saturn's rings would have. As measured from the center of Saturn at what fraction [to 3 decimal places] of

226. ## Physics

A baseball player throws a baseball up at 24.3 m/s. How long must he wait before he can catch the baseball on its way down?

227. ## physics

A projectile is launched off of a 18.6 m high cliff with a velocity of 12.8 m/s. If the projectile is launched at an angle of 20° above the horizontal, how far did it travel horizontal before it hit the ground below?

228. ## english

im reading a book called " The berlin boxing club" and i need to answer some questions for hw. theres one question that i need help with which is what is the background of the author? What prompted him/her to write this book? the authors name is robert

229. ## all subjects

my name is sandhya i think my daughter is having a exam phobia .recent exams she failed . but before monthly tests she got b+ grade .i think she is not adull child but she 's is afraid of exams .plz suggest how to remove this fear.

230. ## geometry

Write a paragraph proof for the following given- AD bisects CB and AD is perpendicular to CB. Prove- triangle ACD = triangle ABD

231. ## Science

Maddy hits a golf ball up into the air with an initial velocity of (20m/s, 49m/s). Record the horizontal velocity, & vertical velocity at each second for 10 seconds.

232. ## Math

Pages are being printed for a brochure. Four out of every 20 are in color. What is the ratio of noncolor pages to color pages? A.20:4 BB.4:16 C.16:4 D.16:20 A? What is the ratio of Ms to all the letters in the word MATHEMATICS? A.2/9 B.2/11 C.11/9 D.11/2

233. ## geometry

Calculate the area of a circular patio that has a radius r = 3 yd. Use Ð= 3.14

234. ## math

A 3 cm cube is painted on all its faces.It is then cut into 1 cm cubes.How many cubes will have paint on exactly two faces ?

235. ## STOCKS & BONDS

The real risk-free rate of return has been estimated to be 2 percent under current economic conditions. The 30-day risk-free rate (annualized) is 5 percent. Twenty-year U.S. government bonds currently yield 8 percent. The yield on 20 year bonds issued by

236. ## statistics

Suppose the correlation between two variables is -0.57. If each of the y-values is multiplied by -1, which of the following is true about the new scatterplot? It slopes up to the right, and the correlation is -0.57 It slopes up to the right, and the

237. ## algebra

y = 5x, solve for x

238. ## college algebra--need help please!!

(Using the seven steps to analyzing the rational function of R), analyze the graph of the following function. R(x)=x^2-49/x^4-16

239. ## math

use transformation to rescue animals, start out at the x. the animal is at the bull's eye (-4,2) translate 1 unit rotate 90 degree counterclockwise about the origin rotate 180 degree translate 3 units down reflect in the y-axis find the right order

240. ## physics

A body of mass m is attracted to a 11 kg mass 31.2cm away with a force magnitude of 6.42 x 10^-8 Find m? I am having trouble with the algebra getting m by it self just show me the steps if you can

241. ## English ms. sue

ms. sue i still writing the compare and contrast essay. teacher say that holden be seeking closure, what do that mean?

242. ## math

Mrs. Brock's class has 23 students. Each student has 8 markers. Which describes how to find the total number of markers in the class? a) Multiply the ones. Record; b) Multiply the tens. Record; c) Multiply the tens. Record. Multiply the ones. Record. Add

243. ## Chemistry

Ag(NO3)+ CaClYields to AgCl + (NO3)Ca KI + Pb(NO3) yields to K(NO3)+ IPb What is the precipitate in both??

244. ## Chemistry

560 mL of Xe will equal how many moles @ STP?

245. ## Chemistry

Calculate the volume of a gas @ 20 degrees C and 640 mm Hg if it's volume is 1500 mL when collected @ STP.

246. ## chemistry

What is the mass of dry NaCl sample should be taken for 100 cm3 of 0.5 mol/dm3 aqueous solution?

247. ## Psychology

Algorithm are helpful in finding solutions to problems because although we may not understand them, they

248. ## Psy

Creative thinking tends to be

249. ## math

A winner of the Florida Lotto has decided to invest \$500,000 per year. Two possible considerations are an international stock with an estimated return of 12% and a mutual fund with an estimated return of 6%. The estimate risk index for the international

250. ## Physics - Astronomy

What (decimal) fraction of a hypothetical spherical planet's volume does a planetary core with a radius of 70% of that planet's radius have? Round off answer to three decimal places. [Hint: the volume of a sphere is equal to 4/3 pi times the radius cubed]

251. ## Science

if 500Watt of energy is supplied, how long does it take to heat up 100 cc of water from 20C to 75C? Thank you for your assistance,

252. ## science

My apology. I posted the previous question in correctly. Here is the question again: To bring 100cc of water from 20C to 75C, in 1min 25 sec, with 650Watt of energy input, what is the temperature required?

253. ## algebra

the length of a rectangle is 2 less than twice the width. the perimeter is 50. what is the length

254. ## algebra

the length of a rectangle is 2 less than twice the width. the perimeter is 50. what is the length

The story that I read for school (At Her Father's And Her Mother's Place) takes place in 1923 in Russia. What was life like during that time in terms of the politics and economics in Russia? Can you give me links to find these answers?

256. ## Physics

A hydrogen balloon

257. ## Math

Write each ratio Number of white boxed number of striped boxed + and number of black boxes There are 17 white boxes 14 striped boxes + and 11 black boxes What is the ratio? 17 to 25?

258. ## Writing

How to use surt in a compound sentence

259. ## STAT

If ì1 and ì2 represent the mean depression score for male teens and female teens respectively, which of the following is the appropriate pair of hypotheses in this case? (a) (b) (c) (d) (e) Both (c) and (d) are correct.

260. ## chemistry

wh at is prtoplam

261. ## chemstry

What mass of sucrose must be taken for solution weight of 200 g, which is equal to molality 0.05 mol / kg?

Given 257 sec, 15,000 feet per second Find the acceleration due to earth's gravity.

263. ## Math

My number is greater than 10 but less than 70. The number has 2 in the tens place. The number is 10 less than 45. What is my number?

264. ## college algebra

use the remainder theorem to find the remainder when f(x) is divided by x-2. Then use the factor theorem to determine whether x-2 is a factor of f(x). f(x)=4x^3-10x^2+13x-13

265. ## trig

given that 1/2pi

266. ## math

Write a quadractic equation having given equations? -9,9i

267. ## health

Help need with scenario what reflects quality practice in palliative care? caro has noted that mrs camillero's nausea and vomiting has increased. she reports and decuments her obwervation and adds that mrs camillero has lost further weight and has

268. ## Electronics

I CANNOT find an answer to this anywhere in the book or online PLEASE HELP. A circuit has 40 V and a parallel resistor with 3 100 ohm resistors in place. How much power is dissipated from the circuit?

269. ## World History

The Middle Way charted a course between the extremes of the worldliness of Hinduism as some practiced it, and the _________ self-discipline that left people ill in mind and body.

270. ## math

Mrs. Brock's class has 23 students. Each student has 8 markers. Which describes how to find the total number of markers in the class? a) Multiply the ones. Record; b) Multiply the tens. Record; c) Multiply the tens. Record. Multiply the ones. Record. Add

271. ## World History

Like Judaism, Christianity, and Islam,both Hinduism an Buddhism got their starts on the continent of ________.

272. ## math help me pls

1. m – 7 < 6 (1 point)m < –13 m < 1 m < –1 m < 13 2. n – 8 > 5 (1 point)n > 13 n > 3 n > –3 n > –13 3. p + 5 < 10 (1 point)p < –15 p < 5 p < 15 p < –5

273. ## persusasive essay

i need help on writing a 5 paragraph essay on new parents must have to earn a parenting license to have a child.

274. ## science

Imagine the bird is sitting on the post in the water. If the portion of the wave bewteen 2 crests passes the post every scond what is the speed of the wave ?

275. ## Math

Im trying to help my daughter with some math homework and Im stuck can you help me please this is the problem Jeremy has been home sick with the flu for the last 7 days. While absent from school, he got 31 get well cards from friends. there were 5 more

How can I do distributtive property to break apart each multiplication 5*13=5*(6+_)=(5*_)+(_*7)

277. ## math

You paid \$26696.5 for a new car. This includes the 7% sales tax. What was the original cost of the car?

278. ## US Gov

Please help, I'm really stuck on these 1. Which court tries cases involving US citizens who have been accused of breaking federal laws? 2. What are the permanent bodies in Congress that review new bills related to issues of recurring importance called? 3.

279. ## chemistry

What mass of sucrose must be taken for solution weight of 200 g, which is equal to molality 0.05 mol / kg?

280. ## physics

A length of wire has a radius of 3.00 ~ 10-3 m and a resistance of 0.200 ƒ¶. When the potential difference across the wire is 10.0 V, the electron drift speed is found to be 2.98 ~ 10-4 m/s. On the basis of these data, calculate the density of free

281. ## Chemistry

560 mL of Xe will equal how many moles @ STP?

282. ## math

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

283. ## Science

How do connective tissue cells differ from nerve cells

284. ## Scoial Studies

As a general rule, homeowners should carry property damage insurance on their structures amounting to at least ____ percent of their value (the cost of rebuilding them). A. 50 B. 60 C. 70 D. 80

285. ## math

ms ganston bought donuts to share with the other teacher there are 25 other teacher if the teacher ate 21 out od 24 of the donuts what fraction of the donuts remain

286. ## math

katy is designing a rug. she wants equal row of blue, green and yellow. she wants the blue area to be 6 inches long. she wants to repeat the pattern 2 times. how long will her rug be?

287. ## arithmetic

If you have 3.14 lbs of a food and it costs .88 a lbs. then how much money would that 3.14 cost?

288. ## PHYSICS Urgent help please

A red ball is thrown up off the edge of a building 10 m tall with an initial speed of 4 m/s. A) how long does it take for the red ball to strike the ground below? B) If a black ball is dropped off the edge of the same building, how many seconds after the

289. ## algerbra

what is the right way to set up a formula in finances for a simple interest word problem: P=6853 down pymt=853 monthly pymt = 163.00 per month for 48 months.

9/5

292. ## calculus

can anyone help me simplify this problem? ln(x-3)(x+2)-ln(x+2)^2-ln7

293. ## math

what is the prime numbers more than 25 but less than 30 is?

294. ## math

whats 2 plus 2 i thinks its zero but im not 100 percent sure

295. ## math

for each rhombus find each angle measure or segment lengh

296. ## Math

1 1/4 mi=___ft

297. ## World History

Generally peasants and the lower castes had a more positive reaction to the teachings of the Buddha, since Buddhists did not support the concept of a ________.

298. ## english(quotes)

The identity you stand up for can enslave you and close you to the rest of the world. -Murathan Mungan What does this quote mean?

Did I do this problem right? Rewrite the equation in slope-intercept form. y+4=5(x+2) y=5x+6

300. ## grammar

Is at an article adjective in the sentence, Call me at my office

301. ## math

From hundreds chart,what % of the numbers are multiples of 3 ?

302. ## math

use the hundreds chart to answer this question; what percent of the numbers are multiples of 3 ?

111,022 = 111,000 276,421 = 280,000 is this correct sue

304. ## math

i don't get input output help pls

305. ## English 8R - It Happened in the Country

what is ranch

306. ## English 8R - It Happened in the Country

what's a tumbleweed??????? to be honest i really don't know what it is

307. ## English

what do the word anti-climactic mean?

308. ## math- unit rate

what is the unit rate for 18:1.25

309. ## Science

Before the test, I had a 97 average. I got a 92 on the test. What would my average an my grade be?

310. ## physics

at the totale flight time

311. ## physics

at the total flight time.

312. ## college algebra

find all the zero's of the followig polynomial. write the polynomial in form. f(x)=x^2-256

313. ## Math

3 3/8 T =____lb

Help!!! How to find the dimensions on a house after its built if it is 18 feet by 16 feet. The only info they give me is that 1/2 in = 10 feet?? What formula do I use?