# Questions Asked onMay 19, 2014

1. ## Chemistry

Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) for 310K,1070,1470 this is what i

2. ## Geometry

Martin wants to use coordinate geometry to prove that the opposite sides of a rectangle are congruent. He places parallelogram ABCD in the coordinate plane so that A is (0, 0), B is (a, 0), C is (a, b), and D is (0, b). What formula can he use to determine

3. ## Algebra

the table shows the results of a survey of college students. find the probability that a student's first class of the day is a humanities class, given the student is female. First class of the day for college students male female humanities 70 80 science

4. ## algebra 2

A drama club is planning a bus trip to new york city to see a broadway play. the cost per person for the bus renatl varies inversely as the number of people going on the trip. It will cost \$30 per person if 44 people go on the trip. How much will it cost

5. ## Algebra

What is the median of the data set below? 275, 257, 301, 218, 265, 242, 201 • 201 • 230 • 257 • 270

6. ## physics

A simple lever is used to lift a heavy load. When a 60-N force pushes one end of the lever down 1.2 m, the load rises 0.2 m. Show that the weight of the load is 360 N.

7. ## Algebra 2

Amanda surveyed 20 juniors and seniors at Delamar high school to find the number of hours per week they spend working at part-time jobs. Her results are shown below. Juniors: 20,10,20,10,15,0,0,10,20,15 Seniors: 20,20,10,10,0,0,0,10,0,10 which statement

8. ## Algebra 2

the test score for a math class are shown below. 81,84,82,93,81,85,95,89,86,94 what are the mean, median, and mode of the data set?

9. ## Finite Math

The price of a new car is \$24,000. Assume that an individual makes a down payment of 25% toward the purchase of the car and secures financing for the balance at the rate of 10%/year compounded monthly. (Round your answers to the nearest cent.) (a) What

10. ## Algebra

Which is the degree measure of an angle whose tangent is 5.67? Round the answer to the nearest whole number.

11. ## math Question

what is S10 for 1+3+9+27+...? 9,841 29,525 14,762 29,524

12. ## Chemistry

If one mole of each is dissolved in 1.00 L of water, which will lower the vapor pressure the most? Why? A)C12H22O11 B)C3H7OH C)NaNO3 D)MgCl

13. ## math Question

the 5th term in a geometric sequence is 160. The 7th term is 40. What are the possible values of the 6th term of the sequence +70 70 +80 80

14. ## math Question

Find an equation that models a hyperbolic lens with a=12 inches and foci that are 30 inches apart. assume that the center of the hyperbola is the origin and the transverse axis is vertical.

15. ## Math

Garrett throws a dart at a circular dart board. The dart board has a radius, and the bull's eye in the center of the dart board has a radius of 6 inches. What is the probability that a dart thrown at random within the dartboard will hit the bull's eye?

16. ## Science

1. Which of the following types of waste should not be recycled at home? a. expired medicines b. glass bottles c. papers d. plastic bags 2. Which of the following is NOT a method of disposing hazardous wastes? a. burying them in deep rock layers b.

17. ## Algebra 2

The test scores for a math class are shown below. 81,84,82,93,81,85,95,89,86,94 What is the standard deviation of the data set? Roun your answer to the nearest tenth 4.9 5.5 5.3 5.1

18. ## Math help

You roll a standard, six sided number cube. what is the probability of rolling a prime number or a number greater than 2.

19. ## maths

a boy walks 1260m on a bearing of120 degree, how far south is he from his starting point?

20. ## math

there are 4 blue tile,s 3 yellow tiles, 5 red tiles, and 2 green tiles. he draws a tile replaces it, and draws another tile. what is the probability he will draw a blue tile on both

21. ## Math

Top ten scores on a quiz in two classes are listed below Class A 100,100,100,90,95,85,92,98,92,88 class B 100,100,98,95,95,96,95,92,81,88 which statement is true concerning the data a. the mode is the same for both classes b. the range is the same for both

22. ## maths

Write 1/2^1-n in non- fractional form.

23. ## Math Question

What is the 50th term of the sequence that begins -6,0,6,12? 292 288 286 290

24. ## Algebra 2

find the exact value of cos 300 degrees.

25. ## algebra

evaluate csc 7pi/6

26. ## ALGEBRA

A store sells five models of cameras for \$190.00, \$420.00, \$270.00, \$300.00, and \$420.00. If the sales tax rate is 6%, what are the mean, median, mode, and range of the total cost of the cameras? • mean = \$318.00 median =\$339.20 mode = \$445.20 range =

27. ## Algebra 2

A beam rests against a wall, forming a 50 degree with the floor. Use the function y=9 sec 0 to find the length of the beam to the nearest tenth of a foot. choice: 14.0ft, 11.ft7, 5.8ft, 6.9ft

28. ## math

The test scores for a math class are shown below 83,85,82,93,83,84,95,87,86,94 what is the standard deviation of the data set?

29. ## Math

Find the period and the amplitude of the periodic function y=3cos 4x

30. ## algebra

Which cosine function has maximum of -2, and a period of 2pi/3

31. ## Algebra 2

Find the period and the amplitude of the periodic function. y=-4 cos 8x

Will arrived at his mother's office at 3 P.M. It took him 30 minutes to walk from his home to the mall. He was in the mall for 45 minutes. It then took him 15 minutes to walk to his mother's office. At what time did Will leave home?

33. ## Chemistry

Calculate the enthalpy change, ∆H in kJ, for the reaction H2O(s) → H2(g) + 1/2O2(g) Use the following: A. –291.9 kJ B. +291.9 kJ C. –279.9 k D. +279.9 kJ D??

34. ## Chemistry

A sample of gas occupies 100ml at 27 degree Celsius and 740mm pressure. The temperature the gas will have,when its volume is changed to 80ml at 740mm pressure is?

35. ## Algebra

What are the foci of the hyperbola with equation 16y^2-9x^2=144

36. ## Algebra

there are 10 students in a social studies class. three students will be selected to present their term projects today. In how many different orders canthree students be selected?

37. ## algebra1

Help me please!!!! Solve. (–18x3 + 17x + 6) ÷ (3x + 2) (1point) –6x^2 + 4x + 3 6x^2 + 4x – 3 –6x^2 + 4x – 3 6x^2 – 4x + 3 The width, w, of a rectangular garden is x – 2. The area of the garden is x^3 — 2x – 4. What is an expression for

38. ## Math

In triangle RST, angle S is a right angle and cdc R=13/12. What is Tan T? answers: 13/5, 12/13, 12/5, 5/12

39. ## math

In triangle PQR, m

40. ## Math

Which cosine function has maximum of 0.5, a minimum of -0.5, and a period of 2pi/3?

41. ## Math Question

Find an equation that models a hyperbolic lens with a=16 inches and foci that are 40 inches apart. Assume that the center of the hyperbola is the origin and the transverse axis is vertical

42. ## HELP I DON'T UNDERSTAND THIS QUESTION !

Earth's energy sources include both renewable and nonrenewable resources. Name at least three sources of energy that could be used in your house.Then describe the ideal energy source for generating most of your home's electricity and explain why you chose

43. ## English Hamlet

Horatio was asked to speak to the ghost because: a. He was not afraid b. He had seen the ghost the night before c. He was a scholar d. He could speak Danish to the ghost I picked B. Is that correct?

44. ## Physics

a point charge -q, mass m is flying up at the speed v(0)= v 0 from the distance x(0)=L from a uniformly and positively charged thin plate, its linear density equal p. determine the maximum distance of a particle from the plate

45. ## science help

Every individual, including young people, can make decisions to use resources wisely. Use the terms reduce, reuse, and recycle to explain how the students in the image can help minimize solid waste.

46. ## Physics

Calculate the equilibrium position of a third charge of 6.79 x 10^-9 C that is positioned between an 8 x 10^-9 C charge and a 12 x 10^-9 c charge.

47. ## Physics

a 40kg girl and a 30kg boy face each other on friction free roller skates. the boy pushes the girl,

48. ## Writing

How are mobile computing, Web 2.0, and social media changing how IT systems are used?

49. ## Algebra 2

Garrett thros a dart at a circular dart board. the dart board has a radius of 16 inches, and the bull's eye in the center of the dart board has a radius of 6 inches. What is the probability that a dart thrown at random within the dartboard will hit the

50. ## math

Taylor surveys students in one grade level who own at least one pet. She finds that 50% of the students surveyed own 2 pets, 3 students own 3 pets each, and 2 students own 4 pets each. Eight of the students in the grade own 1 pet. Considering the number of

51. ## Math Help? Check my answers.

1. Name the coefficients in the polynomial. 4x^2 + 3x - 3 4, -3, -3 4, 3, 4, 3, 3, -4, -3, 2. How many terms are in the following polynomial? 6x^4 + 3x^3 - 2x^2 + 15x - 14 5 4 3 2 3. In the expression -7x - 5x^2 + 5, what is the coefficient of x? 7 5 -5 -7

52. ## CHEMISTRY

Determine the numbers of liters of oxygen required to oxidize 46 g of carbon to make carbon monoxide at STP?

53. ## Algebra

How do you find the excluded value if there is another variable or number in the denominator? Such as the equation 12(a) over a squared minus 3(a) minus 10?

54. ## Social Studies

1. In a typical rural village in Mexico, you might expect to find that most people living on farms get their food by a. growing their own. b. buying what they need at large supermarkets. c. buying what they need at small supermarkets. d. gathering nuts and

55. ## Math

A beam tests against a wall, forming a 50 degrees with the floor. Use the function y=9 sec 0 to find the length of the beam to the nearest tenth of a foot. 14.0 ft 11.7 ft 5.8 ft 6.9 B?

56. ## Multiple Choice

Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple point for water. D. all of the above A???

57. ## math!

A shopkeeper had 330 tangerines. He put some of them into 15 cartons containing 12 tangerines each. He then put the rest into 14 cartons, each containing the same number of tangerines. How many tangerines were in each of the cartons of the 14 cartons and

58. ## Algebra 2

Is the relationship between the variables in the table a direct variation, an inverse variation, both, or neither? if it is a direct or inverse variation, write a function to model it. x 2 5 15 20 y 20 15 2 2 a. inverse variation;y=10/x b. neither c.

59. ## Calculus

An inverted conical tank is 3m tall and 1m in diameter at its widest point. The water is being pumped out of a spout 2m above the top of the tank. Recall that the density of water is  = 1000kg/m^3 (a) Find the work needed to empty the tank if it is full.

60. ## English

1. As I was leaving home, my parents arrived. 2. When I was leaving home, my parents arrived. 3. As I left home, my parents arrived. 4. When I left home, my parents arrived. --------------------- Which sentences are grammatical? Do they have the same

61. ## Science

A team of dogs pulled a sled across the snow a distance of 45.5 meters with a horizontal force of 200 newtons. How much work did the team of dogs do?

62. ## Stats

A particular report included the following table classifying 713 fatal bicycle accidents according to time of day the accident occurred. Time of Day Number of Accidents Midnight to 3 a.m. 36 3 a.m. to 6 a.m. 29 6 a.m. to 9 a.m. 65 9 a.m. to Noon 78 Noon to

63. ## math

can you me the answer from fraction must be in simplest form!!!!

A brand new stock is also called an initial public offering. This model predicts the percent overvaluation of a stock as R(t)=9t((t-3)^3/2.718) where is the overvaluation in percent and t is the time in months after the initial issue. Use the information

65. ## Math

Select the approximate values of x that are solutions to f(x) = 0, where f(x) = -3x^2 + 9x + 3.

66. ## Physics

What is the centre of mass if the mass of the earth is 81 times that of the moon and the distance between them is 384 Mm=60 rj ?

asked by Physics: centre of mass?
67. ## maths

draw the time temperature graph from 8a.m to 4p.m of a particular day at 15 minutes time interval. study the graph and draw the inference.

68. ## math

The test Keyshawn's class took finished at 10:30 A.M. The first part of the test took 30 minutes. There was a 15 minute break. The second part of the test also took 30 minutes. At what time did the test start?

69. ## Algebra 1

Marie has a square piece of cloth. She needs another piece with a length 2 inches shorter than the side of the square piece and a width 2 inches longer. The area for the new piece of cloth is 780 in^2. What will be the dimensions of the new piece of cloth?

70. ## social studies

is it true or false that congress set up NASA in response to the soviet blockade of Berlin

71. ## Stats Psychology

ApopulationofN=10scoreshasameanof μ = 6. After one score is removed, the mean is found to be M = 5. What is the value of the score that was removed?

72. ## chemistry

how to prepare 10g per litre of hydrochloric acid

73. ## algebra

A textbook store sold a combined total of 205history and math textbooks in a week. The number of history textbooks sold was 87more than the number of math textbooks sold. How many textbooks of each type were sold?

74. ## Algebra/can you explain how this is set up

Evaluate the expression 150^P1 thank you

75. ## math

Austin spent an equal amount of money on 5 DVDs and 7 CDs. Each DVD cost 30 cents more than each CD. How much did Austin spend altogether?

76. ## Math

If you solve this you are officially amazing! "The diagonals of a trapezoid are perpendicular and have lengths 8 and 10. Find the length of the median of the trapezoid."

77. ## Science

A table, with four legs, weighs 5 N. The area of contact of one of its leg with the ground is 2.5 x 10-3 m². A man, with a mass of 9 kg, sits on the centre of the tabletop. What is the total pressure exerted on the ground by the table with the man on it?

78. ## math

9.A 10%,100-day note was dated 20 september 1992.the maturity value of the note was \$3083.33.If the note was discounted on 17 november 1992 at 12%,FIND i) the maturity date of the note = 29 december 1992 ii)the face value of the note \$3083.33 =

79. ## algebra

A machine launches a tennis ball directly upward at 64 feet per second from a platform that is 80 feet high. what is the maximum height of the tennis ball?

80. ## math(urgent)

A 7%,6O day note was discounted at 15 days before the maturity date. If the discount rate was 5.5% and the proceeds received were \$ 997,77,find a)the amount of discount that was charged b)the discount date if maturity date of the note is 26 october 1991

81. ## science

A body with a mass of 10 kg is placed on a smooth surface. It is pulled by a spring balance and the acceleration is 5 m/s². What should the reading on the spring balance be?

82. ## social studies

is it true or false that president Johnson tried to stop china from becoming a communist country

83. ## maths

An aircraft dropped a box of emergency supplies to a group of trampers. The height of the box above the ground, h, at time, t, is given by the formula: h = 520 - 5t^2 , where h is in metres and t is in seconds. Find how long it takes for the box to fall to

84. ## biology

suppose some natral disaster occured and a speices of finch is forced to relocate from its original island where it dined on cactus flowers to an adjacent island with many fewer cacti but an over abundance of orchids what would be the imediate consequences

85. ## Spanish 2

Re-write the sentences in Spanish. Are my answers correct? Thanks! :) 1.) I used to eat. 2.) Clean!! 3.) You (informal) have seen the movie. 4.) I practiced yesterday. 5.) When I was young, I played soccer. My answers: 1.)Yo solía comer. 2.)Limpio!

86. ## math

I don't understand how to multiply rational expressions. My math book isn't helping at all.

87. ## soc 313

ella miller and her family issues

88. ## algebra

4/6 = what over 15

89. ## math help

In trisngle RST, angle S is a right angle and csc R=5/3. T=What is tan T?

90. ## math help

In trisngle RST, angle S is a right angle and csc R=5/3. TWhat is tan T?

91. ## physics

Suppose an object is placed at a distance x from a screen and a converging lens of focal length f is placed between the object and the screen. What is the minimum separation distance x (in terms of f) for a real image to be formed on the screen? Support

92. ## algebra 1

Solve inequaity: -2x/7 -8>-9 Please need help, cant figure this one out,thank you kindly

93. ## math help

Which is equivalent to 14x-3y+2z=100 -17x+8y+10z=11 -3+13y+29z=81

94. ## Algebra

what is the magnitude of a vector with an initial point (2,6) and a terminal point (14,11)

95. ## physics

if a train travell at speed of 90km/hour. and when the break applied at 5m/sec2. how much it will travel before stoping

96. ## Algebra 2

What is the magnitude of the vector with an initial point (2,1) and terminal point (-13,9)? Answers-7.9,12.7,17.0,23.0

97. ## geometry

A floor measures 10m by 5m is to be covered with flooring boards measuring 1m 20cm. How many flooring boards would be needed to cover this section.

98. ## math

what is tan 3pi/4

99. ## Economics

Draw a diagram of welfare and subsidies?

100. ## English

What is a good way to start off a persuasive essay that involves injustice.

101. ## chemistry

which of these reactions (a) or (b) is spontaneous? Explain why. write the half cell equations for the spontaneous reaction. Identify which element is oxidized and which is reduced. (a) Fe^0+Mg^+2 --> Mg^0 + Fe^+2 (b) Fe^+2 + Mg^0 --> Fe^0 + Mg^+2

102. ## Physics

2.0 kg weight is on simple, horizontally oscillation (in a spring) with the time 1.8 s. The distance between the outmost dots in the oscillation is 0.16 m. a) What is the angular speed (w) of the oscillation ? b) What is the force constant (k) of the

103. ## Science

the ventricle in a single-loop circulatory system is responsible for A. receiving blood from the body. B. pumping blood out to the gills. C. pumping blood out to the body. D. receiving blood from the gills. I think it is A or C. Thank You.

104. ## creative art

go and investigate or reseach a locar evafler

105. ## English

What punctuation is missing from the sentence below? I didn't bring Tom, my younger cat, or Anne, my young hamster I did bring Taylor, my parrot. A. Comma B. Apostrophe D. Hyphen C. Colon B?

106. ## Science

What is the force that results from a 3,000kg car accelerating at 20.00 m/s2? a;) 150.0 N b;) 3,000 N c;) 3,020 N d;) 60,000 N

107. ## Trig

A 24-foot ladder is placed against a building. The building is perpendicular to the level ground so that the base of the ladder is 11 feet away from the base of the building. How far up the building, in feet, does the ladder reach? Round to nearest

108. ## Chemistry

When 155 mL of water at 26 degrees Celsius is mixed with 75 mL of water at 95 degrees Celsius, what is the final temperature of the mixture? (d Water = 1.00 g/mL) Im really stuck on this problem and chemistry isnt exactly my strong point, thanks in

109. ## algebra 2

what is 7 1/5 written in radical notation

110. ## Hamlet Check

Please check my answers 1. Claudius is going to write a letter to ________, to try and create peace: a. young Fortinbras b. King of France c. King of Denmark d. the bed-ridden Fortinbras My answer is D. 2. Hamlet waited between ______(time) for the ghost

111. ## Algebra 2

Find the exact value of cos 315 degrees. answers: 3/2, -1/2,2/2, -2/2

112. ## math

A man walked 1260meters on a bearing of 20degrees, how far south is he from his starting point ?

113. ## English

This is one proposal that will definitely anger some people: Everyone should have a pet. There should be a law that makes sure everyone will get a pet or give a legitimate reason why they cannot. There are almost infinite arguments to favor owning animals,

114. ## statistics

An IQ is designed so that the mean is 100 and the standard deviation is 23 for the population of Normal adults, find the sample size necessary to estimate the mean IQ score of statistics students Such that it can be said with 90% confidence that the sample

115. ## Science

If a bowling ball hits a wall with a force of 6 N the wall exerts what force back on the bowling ball?

116. ## Hamlet Check

Please check my answers 6. Hamlet awaits the appearance of the ghost on: a. the moor near the battle ground b. near Birnam Woods c. the ramparts of Elsinor Castle d. the cellar of the castle My answer B 7. Hamlet is denouncing the celebration that the King

117. ## MATH

The shape is an equilateral triangle. a)Does the shape have rotational symmetry? If so,identify the angle of rotation. b)Does the shape tessellate? I don't know what to do for the first part.But I think part B is yes because it has no overlaps or gaps.

118. ## Geometry

Karen makes pottery on a pottery wheel. Today she is making vases that are in the shape of a circular cylinder that is open at the top, that is, it has only one base. The base has a radius of 4.5 centimeters and 0.75 centimeters thick. The lateral surface

119. ## English

"The small number of comments against owning pets don't even need to be included" would be an example of: A. bias B. bandwagon C. faulty cause and effect D. either/or fallacy

120. ## Math

In triangle RST, angle S is a right and csc R=13/12. What is tan T? 13/5 12/13 12/5 5/12

121. ## English

How do you know if an editorial is based mainly on facts or on opinion?

122. ## Science

A person roller skates down a street heading West. What is true about friction in this case?

123. ## math

Find the coordinates of the image of point R(3,-5) rotated 180° about the origin. A)(-3,5) B)(-5,-3) C)(5,3) D)(3,-5) Please help me I think its A

124. ## English

What does this sentence mean? It was a rainy season which caused the river to be swollen.

125. ## math

What number can be removed from the following list of data so that the median will remain the same? 40, 28, 29, 32, 16, 40, 35 A. 28 B. 32 C. 35 D. 40

126. ## algebra

The area of the rectangle below is 30 feet squared. What is the value of x to the nearest tenth of a foot? x+1=width x-1=height

127. ## irsc

Complete the table to determine the balance A for \$12,000 invested at rate r for t years, compounded continuously. (Round your answers to the nearest cent.) r = 1.5% find T1-1.2 T10-2.9 T20-8.4 T30-24.3 T40-70.4 T50-203.9

128. ## fdr

a rectangular fence is constructed that will enclose 100 ft sq of land. three sides will be built from fencing that costs 10 dollars per foot and the 4th side will be built from fencing that costs 23 dollars per foot. find the dimensions of the rectangular

129. ## MATH 1 QUESTION VERY HARD PLS HELP ASAP!!!!!

PLEASE HELP ASAP!!!!! i don't know! Explain how to write a function rule from the table below. Then write a function rule. x: 2 4 6 y: 1 0 –1 i know its so simple but im having so much trouble!!!:( pls help!

130. ## biology help

The cells in the retina that detect color and bright light are called _________ cells.

131. ## English

One other word for "corruption" would be: A. wickedness B. annoyance C. anger A?

132. ## Algebra 2

Which matrix equation is equivalent to 3x+2y-5z=20 5x-10y+8z=17 -8+11y-2z=29

133. ## biology Help

The fertilized egg undergoes cell divisions that form a ball of cells during (A)__________. During (B)__________, the endoderm, ectoderm, and mesoderm form. All the tissues of the adult body will come from these three germ layers. Differentiation is the

134. ## language arts

200 years from now what will my neighborhood look like?

135. ## math

which figure has rotational symmetry? A)a square b)a letter T c)a pentagon d)an arrow Is it a (A)a square?

136. ## Algebra 2

Given A=( 3 2 5) ( 2 -1 8) (4 7 -3 )and c=(5 0 3), find B if A+B=C

137. ## math

what is 3/7 3/11 and 1/11 from least to greatest

138. ## algebra!!!

The area of a rectangle is 40 ft. squared . what is the value of x to the nearest tenth foot? x+2=height x+1=width

How many Jim Crow Laws were there?

140. ## math

Use the binomialsl theorem to find the binomial binomialsion of the expression (x-3)^5

141. ## MATH HELP ASAP

Please Help!! Louis is planning to mow a rectangular yard that is 20 feet longer than it wide. He wants to find its width if its area is 1125 square feet. Which equation models this problem? A. 20w2 = 1125 B. w2 + 20w = 1125 C. w2 – 20w = 1125 D. w + 20w

142. ## Science

Look at the table of radioactive isotypes below. Isotype Type of Decay Uranium-238 Alpha Nickel-63 Beta Iodine-131 Beta Radium-226 Alpha With the help of a periodic table, predict the element that forms in each case. I'm confused by this. Am I suppose to

143. ## biology help

The fertilized egg undergoes cell divisions that form a ball of cells during (A)__________. During (B)__________, the endoderm, ectoderm, and mesoderm form. All the tissues of the adult body will come from these three germ layers. Differentiation is the

144. ## algebra

110 students like the program. 120 students think the program is unnecessary. 210 students plan on running for student government next year. If a circle graph were made from the data, what is the measure of the central angle for the group that likes the

145. ## math

Jesse collected data on the colors of the coats his classmates wore one day in February. He started a circle graph. Which equation will give the angle measure of the section for black?

146. ## math

in an image the slanted rectangle starts at 0 over right 2 spaces. Then 2 more over to 4 up to 3 then left 2 and back to 0.what would it look after a rotation of 90 degrees about 0. a)rectangle goes to the left in quadrant 2. b)rectangle goes down in the 4

The stem-and-leaf plot shows the heights in centimeters of Teddy Bear sunflowers grown in two different types of soil. Soil A Soil B 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 Key 9|6 means 69 Key 5|8 means 58 a Describe the overlap of the two sets

148. ## Marketing

The owner of a small hardware store---the only one in a medium-sized town in the mountains---has just learned that a large home improvement chain plans to open a new store nearby. How difficult will it be for the owner to plan for this competitive threat?

149. ## Science

What are some ways we directly and indirectly release carbon into the atmosphere?

150. ## marketing

A marketing manager is considering opportunities to export her firm's current consumer products to several different countries. She is interested in getting secondary data that may help her narrow down choices to countries that offer the best potential…

151. ## Chemistry

Absolute zero is A. the temperature at which the motion of particles theoretically ceases. B. defined as 0°C. C. the triple point for water. D. all of the above A???

152. ## math

Indicate whether the following statement is true or false. If a figure can be translated, then it will tessellate. I say false am I right?

153. ## Statictics

In testing a new drug, researchers found that 20% of all patients using it would have a mild side effect. A random sample of 25 patients using the drug is selected. Find the mean and standard deviation of patients having a mild side effect.

154. ## chemistry

What pressure in kpa is exerted by 94.6 g CO2 at 57°C in 0.750 dm 3

155. ## Language Arts

9. Choose the type of punctuation that is missing from the following sentence. My best friends new dog wont stop barking. (1 point) (x)apostrophe ()semicolon ()colon ()hyphen 10. Cant you just see the look on his face when he finds out about the party. (1

156. ## Human resources

Management literature generally assumes that supervisors should conduct job analyses because they are in the best position to know what their subordinates do. Does your supervisor really know what you do? What is it about his or her management style that

157. ## language arts check

the poet uses all of the following in Annabel lee except? ANS: repetition

158. ## ECCE

Connectionist models provide evidence that a) infants begin life with special-purpose knowledge systems. b)neural networks are initially weak, sufficient only to support looking behavior. C) connections between units change very little with age

159. ## algebra

I have 8 cups of a juice drink consisdting of 25% oj and 75% apple juice. I want to make a mix with 40% oj. how many cups of oj must I add?

160. ## biology

Which type of reproduction is associated with using the most necessary resources (e.g., the most nutrients or most energy)? - binary fission - asexual reproduction - sexual reproduction - budding

161. ## Precal/trig

sina=3/5, pi/2

162. ## Algebra

The mean is 18.1 The z-score for 13.0 is - 1.7. What is the standard deviation for this data set.

163. ## algebra

Wat is the answer to page 211

164. ## Algebra

How much down is needed to get to 25000 at 8 percent interest compounded semianually for 3 .5 years

165. ## physics

Show that 480 W of power is expended by a weightlifter when lifting a 60-kg barbell a vertical distance of 1.2 m in a time interval of 1.5 s.

166. ## physics

Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

167. ## Hamlet (check)

An impending war is evident because: a. Young Fortinbras wants revenge b. Denmark king wants his territory back c. Hamlet killed young Fortinbras and took over his land d. Numerous omens are evident i choose B, is that correct?

168. ## math

A bakery charges ten cents for a cookie that is 2 inches in diameter. If the price is proportional to the area, how much do they charge for an extra large cookie that is 8 inches in diameter? Assume that each cookie is shaped of a circle.

169. ## maths

Write as powers of 2. (a) 16 (b) 2^m/8

170. ## language arts check

In the sentence "How could anyone get Elbures out of that orchestra of sound?" what does the orchestra refer to? ------------ a musical group played at Immigration the Spanish pronunciation of Alvarez the name Elbures the American pronunciation of

171. ## maths

Write without negative indices: a^-3b/c^-1

172. ## English

This is one proposal that will definitely anger some people: Everyone should have a pet. There should be a law that makes sure everyone will get a pet or give a legitimate reason why they cannot. There are almost infinite arguments to favor owning animals,

173. ## physics

An object 3.60 cm tall is placed 13.1 cm in front of a mirror, which creates an upright image that is 5.21 cm in height. a) What is the magniﬁcation of the image? b) What is the radius of curvature of the mirror? Answer in units of cm

174. ## Science

If a bowling ball hits a wall with a force of 6 N the wall exerts what force back on the bowling ball? the choices are 0N 3N 6N 12N I think its 6N

175. ## physicss

a point charge -q, mass m is flying up at the speed v(0)= v 0 from the distance x(0)=L from a uniformly and positively charged thin plate, its linear density equal p. determine the maximum distance of a particle from the plate

176. ## algebra 2

What is the 20th term of the sequence that begins -3,6,-12,24? A. 524,288 B 524,288 C. 1,572,864 d. 3,145,728 The term in a geometric sequence is 160. the 7th term is 40. What are the possible values of the 6th term of the sequence? You roll a standard,

177. ## physics

two copper wires A and B are of the same length. If the diameter of A is 3 mm and its resistance is 3 ohms, what is the diameter of B if its resistance is 0.08 ohm ?

178. ## English

Nearly infinite animals need homes. It would be very kind to get a dog or cat. What the author means in the fourth paragraph (above) is that pets : A. need good homes B. will give you all necessary attention C. teach us about receiving and giving love. D.

179. ## English

What's a good introduction on this topic? Should the Canadian health-care system be privatized?

180. ## Science

A person roller skates down a street heading West. What is true about friction in this case? the choices are 1- does not effect the skates 2- pulls the skates eastward 3- pulls the skates downward toward the center of the earth 4- pulls the skates westward

181. ## math

selling price of computer is \$75 less than 2 times wholesale price. selling price of a tv is \$550, what equation is used to find wholesale price of tv

182. ## Science

Which biome is found near the polar ice caps?

183. ## chemistry

What is the pH of a 0.001 M solution of acetylsalicylic acid (aspirin) (Ka 3.0 x 10-4)?

184. ## Physics

An object with mass 8.5kg is moving vertically upward with a velocity if 35m/s at a height of 100m above the ground. Find the time the object takes to reach the ground Thanks!!

185. ## math

Find the coordinates of the image of point R(3,-5) rotated 180° about the origin. A)(-3,5) B)(-5,-3) C)(5,3) D)(3,-5) Please help me I think its A

asked by K why won't anybody help me
186. ## English

What does it mean when someone is on the borderline?

187. ## English

-I feel hungry. Let's eat out. Lunch is on me today. -Really? Thank you. I know a fancy restaurant. Let's go there. After 10 minute's drive, we can get there. -Good. What food do they serve there? -The restaurant serves only seafood. Don't you like seafood

188. ## Physics

2.0 kg rock in a 0.80 ling sting is swung vertically in circles. a) What does the speed of the rock to be so the string holds tight? b) what is the pulling force if the speed is 5.0 m/s?

A rectangular field has a perimeter of 56 rods. If a strip 2 rods wide is cut from all sides of the field, the remaining part of the field has an area of 91 rods. Find the dimensions of the field.

190. ## biology help

Frequent urination is associated with alcohol consumption because alcohol suppresses the hormone (A)__________. As a result, urine becomes more (B)__________, and the body loses more water than it should.

191. ## physics

Calculate the gravity on a planet using a pendulum that has a period of 2.45 s having a length of 1.25 m.

192. ## Chemistry

Silver forms a compound with nitrogen. In an experiment, 344.588 g of silver is placed in a reaction vessel with 15.906 of nitrogen. After the reaction is complete, all of the silver has been consumed, and there are 359.503 g of compound in the vessel.

193. ## Chem

Solution of NaCl and glucose gives freezing point of -0.95%. It contains 150 mOsmol glucose/L. What is the concentration of NaCl in milliosmoles/L and molarity? Thank you.

194. ## statitics

Certain data includes 36 body temperatures for which the sample mean is equal to 98.20 °F and standard deviation of 0.62 °F. Using this sample statistics, construct a 95% confidence interval of the mean body temperature. What does the sample suggest

195. ## Algebra

What is an equation of the parabola with vertex at the origin and focus (-4,0) A. x=1/16y2 B. x=-1/16y2 C. y=-1/16x2 d. y=1/16x2

196. ## algebra1

Please Help me out if you know this... Simplify. x/7x+x^2 A. 1/7+x; Where x does not equal -7 B. 1/7x; Where x does not equal 0 C. 1/7+x; Where x does not equal 0,-7 D. 1/7

197. ## English

1. She took care of the children while I was away. 2. She took care of the children as I was away. 3. She took care of the children when I was away. -------------------------- Are they all the same in meaning? Which one is commonly used?

198. ## Algebra 1--Please, help me!

How am I supposed to graph the following functions? 1. A wholesaler is buying auto parts. He has \$200 to spend. He receives 5 parts free with the order. The number of parts y he can buy, if the average price of the parts is x dollars, is y = 200/x + 5. a.

199. ## chemistry

A sample of gas occupies 100ml at 27degree Celsius and 740mm pressure. The temperature the gas will have,when its volume is changed to 80ml at 740mm pressure is?

200. ## Algebra 1--Please, help me!

Marie has a square piece of cloth. She needs another piece with a length 2 inches shorter than the side of the square piece and a width 2 inches longer. The area for the new piece of cloth is 780 in^2. What will be the dimensions of the new piece of cloth?

201. ## English

1. While I was cooking, he cleaned the room. 2. While I cooked, he cleaned the room. 3. While I was cooking, he was cleaning the room. ---------------------------- Are they all grammatical? Which one is commonly used?

202. ## English

Ponder about the parrot which shakes its head and sings when you walk through the door, bending its neck for the cozy touch of your fingers. Ponder about the cat that bends its back and moves on your shins as it makes a "meow" for dinner, and then gets

203. ## math

what integer represents a 500 dollar deposit

204. ## English

How is it best to clarify "The small number of comments against owning pets don't even need to be included"? A. Not enough people can give legitimate reasons to not own pets. B. The majority of people favor pet ownership, so the writer does not mention