# Questions Asked onAugust 30, 2012

1. ## physics

A small mailbag is released from a helicopter that is descending steadily at 1.01 m/s. (a) After 4.00 s, what is the speed of the mailbag? v = m/s (b) How far is it below the helicopter? d = m (c) What are your answers to parts (a) and (b) if the

2. ## physics

An object moves with constant acceleration 3.65 m/s2 and over a time interval reaches a final velocity of 10.4 m/s. (a) If its initial velocity is 5.2 m/s, what is its displacement during the time interval? m (b) What is the distance it travels during this

3. ## english

The textbook stresses that your writing Fill in the Blank 01; that is, you must have "a goal of demonstrating the truth of your conclusions and clarifying and illuminating your idea about the topic and also about the work."

4. ## math

Assume that a dart is randomly thrown at the dartboard shown here and strikes the board every time. The payoffs are listed on the board. How much should you be willing to pay for the opportunity to play this game? (Give your answer to the nearest cent.)

5. ## chemistry

The reaction of 9.3 grams of ﬂuorine with excess chlorine produced 4.1 grams of ClF3. What percent yield of ClF3 was obtained?

6. ## Calculus

(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the y-axis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0.

7. ## chemistry

The height of a stack of 5 pennies is 0.72 cm and the radius of the stack is 0.91 cm. The volume in mL of this stack of 5 pennies is...

8. ## physics

The ballistic pendulum is a device used to measure the speed of a fast-moving projectile such as a bullet. The bullet is fired into a large block of wood suspended from some light wires. The bullet is stopped by the block, and the entire system swings up

9. ## Math

A landscaper is preparing a circular flowerbed. The bed has a 12-foot diameter. He will need 13plants per square yard. How many plants should he buy?

10. ## Physics

In coming to a stop, a car leaves skid marks 88 m long on the highway. Assuming a deceleration of 7.50 m/s2, estimate the speed of the car just before braking.

11. ## health information

becoming a split department manager. Generate a list of the ways in which you believe your responsibilities and the tasks you perform are likely to change because of the merger and your resulting new role?

12. ## chemistry

While in Europe, if you drive 107 per day, how much money would you spend on gas in one week if gas costs 1.10 per liter and your car's gas mileage is 42.0 ? Assume that 1 euro=1.26 dollars

13. ## Calculus

(a) By graphing the function f(x) = (cos 2x − cos x)/x2 and zooming in toward the point where the graph crosses the y-axis, estimate the value of lim x → 0 f(x). (b) Check your answer in part (a) by evaluating f(x) for values of x that approach 0.

14. ## Math/Chemistry PLS HELP

Find the absolute and percent relative uncertainty and express each answer with a reasonable amount of significant figures. 9.2(+ or -0.7)*(0.0054(+-0.3)+0.0056(+-0.7) The Algebraic answer: 0.1012 Absolute error? Relative error %?

15. ## math

Determine the minimum amount of packaging needed to completely cover a triangular prism toblerone bar with these dimensions: length 22.5cm; triangular face gas edges 4.5cm and height 4.0cm. Express the surface area to the nearest square centimeter.

16. ## Math

A kite has a string 100m long anchored to the ground. The string makes and angle with the ground of 65 degree. What is the horizontal distance of the kite from the anchor?

17. ## math

write two different word phrases for the expression t/30

18. ## physics

Landing with a speed of 78.3 m/s, and traveling due south, a jet comes to rest in 959 m. Assuming the jet slows with constant acceleration, find the magnitude and direction of its acceleration.

19. ## statistics

A "Set" within quantitative theory represents ...?

20. ## physics

One gallon of paint (3.79 Liters) covers an area of 25.8 m2. What is the thickness (in mm) of the fresh paint on the wall.

21. ## Algebra

One more than the product of and Mabel's score translate to algebraic expression

22. ## pre calc

3x + 2iy =6 + 10i

23. ## biochemistry

A solution was prepared by dissolving 8.0g of solid ammonium sulfate (MW= 132.14, specific volume= 0.565ml/g) in 35ml (i.e 35g) of water. What is the final volume of the solution?

24. ## physics

a rock is tossed straight up with a speed of 30m/s. when it returns it falls into a hole 10m deep. what is the rocks velocity as it hits the bottom of the whole? how long would the rock in the air, form the instant it is released until it hits the bottom

25. ## physics

A Styrofoam box has a surface area of 0.78 m2 and a wall thickness of 2.0 cm. The temperature of the inner surface is 5.0°C, and the outside temperature is 24°C. If it takes 7.6 h for 5.0 kg of ice to melt in the container, determine the thermal

26. ## statistics

What are the defining characteristics of the Ratio Level of Measurement?

27. ## math

A collection of dimes is arranged in a triangular array with 14 coins in the base row, 13 in the next, 12 in the next, and so forth. Find the value of the collection.

28. ## Math

In euclidean geometry, the sum of the measures of the interior angles of a pentagon is 540. predict how the sum of the interior angles of a pentagon would be different in spherical geometry

29. ## Chemistry 314

Five mineral samples of equal mass of calcite, CaCO3 (MM 100.085) , had a total mass of 12.4 ± 0.1 g. What is the average mass of calcium in each sample? (Assume that the relative uncertainties in atomic mass are small compared the uncertainty of the

30. ## statistics

What would a person's numerical score be if someone scored two Standard Deviations above the Mean on a standardized test where the Mean = 100 and the Standard Deviation =15?

31. ## Algebra2

Write an equation for the line in point/slope form and slope/intercept form that has the given condition. Help?.. 4. Slope = 3/2 and passes through the origin. 5. x-intercept = 4 and y-intercept = -3 6. Passes through (3, 2) and is parallel to 2x-y=4 7.

32. ## College Physics

Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static

33. ## College Math

Find the measure of the missing angle a= 28 degree, b=97degree I 'm not sure how to go about in finding the missing angle. Could you please help?

34. ## Math

A 5.0m ladder is leaning 3.1m up a wall. What is the angle the ladder makes with the ground?

35. ## algebra

A person’s maximum heart rate is the highest rate, in beats per minute, that the person’s heart should reach. A person’s age added to his or her maximum heart rate is 220. Write and solve an equation to find the maximum heart rate of a 16-year old.

36. ## chemistry

The peanut studied had a mass of 0.609 g before combustion and 0.053 g after combustion. The energy released during combustion caused a 14.2 degree Celsius increase in the temperature of 200.0 mL water in the calorimeter. Calculate the mass of peanut

37. ## statistics

What do independent trials in relationship to probability theory mean?

38. ## chemistry

How many milliliter of conc. HNO3 would be necessary to prepare 500ml of 20% of HNO3 solution?

39. ## Calculus

A person needs to swim to shore from Point A and walk to Point B. They can swim at 2mph and walk at 4 mph. Write an expression for the total time their journey will time their journey will take in terms of x. Then use your graphing calculator to estimate

40. ## finance math

the pricce of Hamburger increased from \$1.10 to \$1.59 what perent did the price increase

41. ## math

dave delivered 52 newspapers in all.saturday and sunday.he delivered 8 more newspapers on sunday than on saturday.how many newspapers did dave deliver on sunday.

42. ## math

Erasers cost \$5 per carton and pencils cost \$7 per caron. If an order comes in for a total o 15 cartons for \$85, how many cartons of each were brought?

43. ## calc 3

Question Find an equation of the set of all points equidistant from the points A(−2, 5, 2) and B(5, 1, −3).

44. ## Chemistry

How do I calculated the mass and moles of nitric acids when only given 2ml of concentrate nitric acid

45. ## math

what is the correct order of operations for calculations of basic math problems?

46. ## Geometry

Find, the nearest tenth, the area of the region that is inside the square and outside the circle. The diameter of the circle is 14in.

47. ## Geometry Honors (p.2)

Two planes that lie in parallel planes are ________. Answers: Always, Never, or Sometimes I'm having some trouble on this one... I think it's sometimes...?

48. ## Calculus

1. Find an ordered pair that represents 6 vector v - 5 vector w if vector v =(9,5) and vector w = (6,9). 2. Find an ordered triple that represents 6 vector y + 4 vector z if vector y = (2,6,8) and vector z = (7,-2,6) 3. Find the magnitude of vector WX for

49. ## Health

________ physical activity and ________ time spent in sedentary behaviors. A. Reduce; increase B. Reduce; reduce C. Increase; reduce D. Increase; increase

50. ## statistics

A source in the Internal Revenue Service has stated that historically 90% of federal tax returns filed are free of arithmetic errors. A random sample of 25 returns are selected and checked carefully for arithmetic errors. Assuming independence, find the

51. ## Health

Obesity can cause a person to develop what type of conditions? A. Head, back, and neck pains B. Increased energy and reduced stress C. Low blood pressure and type I diabetes D. High blood pressure and Type 2 diabetes A?

52. ## Health

What are other factors that contribute to being overweight and obese besides diet and behavior? A. Personality and temperament B. Physical fitness and athletics C. Environment and genetic factors D. Smoking and drinking alcohol I think it should be all of

53. ## lincoln high

The mean hours of internet usage by adult in the US is claimed to be 25 hours per week. A hypothesis test is performed at a level of significance of 0.05 with a p-value of 0.08. Choose the best interpretation of the hypothesis test.

54. ## algebra

A thermometer is guaranteed to give a temperature no more than 1.2 degrees Fahrenheit from the natural temperature. If the thermometer reads 28 degrees Fahrenheit, write and solve an eqution to find the maximum and minimum temperatures it could be.

55. ## algebra

Taisha uses the elliptical cross-trainer at the gym. Her general goal is to burn 280 calories per workout, but she varies by as much as 25 calories from this amount on any given day. Write and solve an equation to find the maximum and minimum number of

56. ## pre calc

I have a few problems from my homework that I am having trouble with. #1 Find the difference quotient of f foreach function f(x)=1/(x+3) I got -2x+6 #2 Express the area of an isosceles right triangle as a function of the length x of one of the two eual

57. ## Chemistry

What chemical compound is formed in the reaction when 6M HCl and 1M NaOH is reaction?

58. ## math

The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs

59. ## Physics

A bullet is fired from a rifle 3m above the ground level at a target 200m away. The initial velocity of the bullet is 300 m/s. How low must the center of the target be off the ground for the bullet to successfully hit it?

60. ## Math

Solve the compound inequalities. Write the solutions in interval notation. Graph your solution on a number line. 1. 2(3x + 1)< -10 or 3(2x - 4) ¡Ý 0 The or means union of these inequalities. 2. 5(p + 3) + 4 > p - 1 or 4(p - 1) + 2 > p + 8

Isabella is hoping to get an A on her college Algebra course. With just the finaL exam left to take, she currently has an average of 85 on her quizzes and average of 92 on her exercises. The quizzes count for 40%, exercises count for 30% of the class

62. ## math

On November 1,2009, Broom Company received a bank statement that showed a \$2,950 balance. Broom showed a \$4,010 checking account balance. The bank didn't return check No.124 for \$1,080 and check No.138 for \$720. A \$3,200 deposit made on Oct30 was in

63. ## Math

A ladder is leaned 9m up a wall with its base 5m from the wall. What angle does the ladder make with the ground?

64. ## Health

What are the four basic food safety principles that work together to reduce the risk of food borne illnesses? A. Wash, Cook, Eat, Clean B. Clean, Separate, Cook, Chill C. Clean, Cook, Store, Disinfect D. None of the above d?

65. ## math

In 1980 in Montana the temperature rose from -32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase?

66. ## chemistry

quick question, if concentrate nitric acid is listed as 70% w./w. what's the other 30 percent of the concentrated HNO3 solution?

67. ## Math for liberal arts

Thank you. M. DCBA16 - ABCD16 = N. 56716 x 4B16 =

68. ## Calculus

1.Find vectors v*w if vector v = 5 vector i – 4 vector j + 4 vector k and vector w = –6 vector i + 3 vector j – 2 vector k. 2.Find vectors v*w if vector v = -3 vector i – 4 vector j - 8 vector k and vector w = 2 vector i + 6 vector j + 4 vector k.

69. ## Physics

In getting ready to slam-dunk the ball, a basketball player starts from rest and sprints to a speed of 9.9 m/s in 2.0 s. Assuming that the player accelerates uniformly, determine the distance he runs.

70. ## Health

What steps should you take to watch your diet? A. Follow a healthy and realistic eating pattern B. Keep your eating patterns consistent C. Eat breakfast everyday D. All of the above d?

71. ## English

1. They are skating in an ice rink. 2. They are skating at an ice rink. 3. They are skating on an ice rink. (Which one is correct?) 4. We are going to ski at a ski resort. 5. we are going to ski at Yongpyeong Ski Resort. 6. We are going to ski on a

72. ## statistics

What formula is used to calculate the Standard Error of Measurement?

73. ## math

How do I put the ratio 420seconds to 10 minutes into a fraction in its lowest form?

74. ## civics

-what are the high plains east of the rocky mountains? -what is the basin between the rocky mountains and the sierra nevadas? - what are the mountains north of the alaska range? help me please

75. ## Science - Sally Ride - Contributions

What did Sally Ride contribute to the advancement of science?

76. ## Health

Based upon the government’s research, they recommend that we do what with regard to our intake of dairy? A. Switch to fat-free or low-fat milk B. Drink whole milk C. Avoid dairy if it causes gas D. Eat more ice cream a?

77. ## algebra

PLEASE HELP :( Taisha uses the elliptical cross-trainer at the gym. Her general goal is to burn 280 calories per workout, but she varies by as much as 25 calories from this amount on any given day. Write and solve an equation to find the maximum and

78. ## English

Ans in one word...1)A partner in crime 2)one who journey on foot 3)one who imitates the voice gesture etc of another 5) one who talk in sleep one who compiles a dictionary 6)one who collects coin

79. ## Health

Adults and children should limit their intake of sodium because? A. Keeping blood pressure in the normal range reduces an individual’s risk of cardiovascular disease, conges¬tive heart failure, and kidney disease. B. Keeping blood pressure in the normal

80. ## math

how many dimes equal the same total amount as 1,000,000,000 pennies?

81. ## Math

Hexadecimals, binary numbers. It's not regular addition and multiplication. G. 11112 + 10102 = H. 1012 x 100012 =

82. ## physics

A ball is thrown vertically upward with a speed of 19.0 m/s. (a) How high does it rise? m (b) How long does it take to reach its highest point? s (c) How long does the ball take to hit the ground after it reaches its highest point? s (d) What is its

83. ## PHYHICS

why does the water in a swimming pool look more shallow from the outside than when you step in? Explain this phenomenon

84. ## algebra

i need some examples of addition problems with negative answers can anybody help me ??????????????????

In each case, sketch the two speciﬁed normal curves on the same set of axes: a A normal curve with m 20 and s 3, and a normal curve with m 20 and s 6. b A normal curve with m 20 and s 3, and a normal curve with m 30 and s 3. c A normal curve with m 100

86. ## statistics

What particular measure of correlation would be most appropriate for use with two variables measured at an ordinal level?

87. ## writing

Type a short character sketch of a fictional Puritan named Justice Johnson based on what you have learned about the Puritans. Make certain that you describe how he dresses, how he lives, what he believes, how he spends his time--in short, describe him so

88. ## pre algebra

the hundreds digit is half the tens digit the sum of the hundreds and tens digit is 12 the ones digit is an odd square number not equal to the thousands digit

89. ## pre-algebra

You are researching the price of MP3 players. You found an average price of \$58.80. One MP3 player cost \$56 and another cost \$62. Find the price of the third MP3 player.

90. ## math

In my math book i got a question saying 18 5/6 -4 6/6.I got answer of 15 4/6 am I correct. THANKS

91. ## Physics

An object with mass 3.7 is attached to a spring with spring stiffness constant 270 and is executing simple harmonic motion. When the object is 2.5×10−2 from its equilibrium position, it is moving with a speed of 0.45 . what is the amplitude of the

92. ## Physics

Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?

93. ## Math

Find the value of n. 2^(2n-1) = 8^(-n)

94. ## Health

How many American adults does OCD affect each year? A. 1.2 million B. 2.2 million C. 3.2 million D. 4.2 million I put D and missed it. D:

95. ## The advantages of ball mill

The advantages of Ball Mill is as follows: (1) adaptability is strong, for most materials can be grinding. (2) can continuous operation, and production capacity can meet the need of modern industrial production on a large scale. (3) crushing than the big,

96. ## physics

This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2

97. ## The defects of ball mill

The Ball Mill faults: (1) work efficiency is low, the power consumption unit. (2) the ball mill barrel rotational speed is low (about 15 ~ 27 r/min), if you use ordinary motor that. The average all need equipped with expensive reducer. (3) grinding medium

98. ## Business and math question

Isabella is hoping to get an A on her college algebra course. With just the final exam left to take, she currently has an average of 92 on her exercises. The quizzes count for 40%, exercises count for30% of the class grade. What is the minimal grade that

99. ## chemistry

A volume of 29.62 ± 0.05 mL of HNO3 solution was required for complete reaction with 0.8896 ± 0.0008 g of Na2CO3, (FM 105.988 ± 0.001). Find the molarity of the HNO3 and its absolute uncertainty. I have the molarity of HNO3 = 0.5667

100. ## math

Drove an average of 55mi/h on her trip to the mountains. You can use the expression 55h to find out how many miles she drove in h hours. If she drove for 5 hours, how many miles did she drive?

101. ## math

i have 2 quaters and 6 dime how much is that

102. ## Health

Americans are urged to make at least half of their grains whole grains. An example of a food with whole grains includes ________. A. Brown rice B. Pasta C. White bread D. White rice d?

103. ## Algebra

please help me solve my homework with all the work involved. i have trouble paying attention in class so it's hard for me to do my homework. here are a few of the questions. I need to find out what the letters equal. 1.) 10(-4+y)=2y 2.)9(b-4)-7b=5(3b-2)

I am having trouble with this In - Out table... any hints or tips? IN OUT 1 / 3 3 / 17 10 / 66 6 / 38

105. ## chemistry

An ore contains Fe3O4 and no other iron. The iron in a 27.07 gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 21.9 grams. What was the percent Fe3O4 in the sample of ore?

106. ## chemistry

A 28.6 g of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 10.1 grams. What was the percent iron in the sample of ore?

107. ## Health

According to the government’s My Plate program, half of our plate should have? A. Pasta and breads B. Seafood C. Fruits and vegetables D. Protein and desserts a? or c? idk:/

108. ## Adding & Subtracting Expressions

How do I use the distributive property to show that the following is a true statement? 8.5m + 1.3m = 9.8m

109. ## pre cal

(y^2)^-4y^8 simplify

110. ## finance math

Morgan Company received from Lee Company an invoice dated Sep 27. Terms were 2/10EOM. List price on the invoice was 5,000(freight not included) Morgan receives a 9/7 chain discount. Fright charges are Morgans responibility but lee agreed to prepay \$ 150

111. ## Health

What is the best way to lose weight and keep the weight off? A. By losing ½ to 2 pounds a week B. By losing 3 to 5 pounds a week C. By losing 6 to 8 pounds a week D. By losing 10 or more pounds a week A?

112. ## English

What quotations in FDR's first inaugural speech emphasize perseverance?

113. ## Maths

HOw to calculate CFT of the wooden box?

114. ## Health

What is the Affordable Care Act? A. A program that covers diet counseling for people who are at higher risk for chronic diseases like diabetes and high blood pressure. B. A program that allows people who are at higher risk for chronic diseases to gain free

115. ## AP Physics

Consider the vectors A = 2.00 i + 7.00 j and B = 3.00 i - 2.00 j. (a) Sketch the vector sum C = A + B and the vector subtraction D = A - B. (b) Find analytical solutions for C and D first in terms of unit vectors and then in terms of polar coordinates,

116. ## maths/physics

Please I need some help with this question A cicular opaque disk, 25cm in diameter, is set up 30 cm from a circular source of light of diameter 40 cm. A screen is placed 30cm beyond the opaque disk. Describe, giving dimensions, the nature of the shadow on

117. ## Math

Which operation should you perform first when you evaluate 81-(6+30divided by 2)*5

118. ## MAth

The number has 6 digits, it is evenly divisible by 2,5,and 10. The value of one of the digits is 70,000. Try and guess the number from the first three clues.

A cicular opaque disk, 25cm in diameter, is set up 30 cm from a circular source of light of diameter 40 cm. A screen is placed 30cm beyond the opaque disk. Describe, giving dimensions, the nature of the shadow on the screen.

A basic car rental charges a daily rate of \$29 a day plus \$.20 a mile. Suppose that you rent a car for a day and your bill ( before taxes ) is \$79. How many miles did you the car.

121. ## math

If your expected value when playing a \$1 game of chance is -\$0.06. How much should you have netted after playing the game 130 times? about \$122.20 about \$7.80 about -\$122.20 about -\$7.80 about \$0.00

122. ## statistics

A class test resulted in a mean score of 60% and a standard deviation of 15%. You scored 75%. Assuming the scores follow a normal distribution, and there are 200 in the class, how many students scored better than you? Give your answer to the nearest whole

Robert recently was hired as a technician in the firm. He is being paid \$1,250 every two weeks ( after taxes). His monthly bills are: Rent: \$900 electricity: \$110 car payment: \$350 car insurance: \$60 fuel for cars: \$90 groceries: \$180 credit cards: \$250

124. ## CHEM

can anyone help me please convert water is flowing through a-inchdiameter pipe with a velocity of 3FT/S. WHAT IS the KE of water in (ft) (lbf)/lbm

125. ## microbiology

What characteristics of living things do viruses have?

126. ## algebra

how do i explain how to write 20 miles/4 hours as a unit rate?

127. ## Physics

Assume a block on unknown weight rests on an incline of 25 degrees and is initially not moving. What push (P) is required to start moving the block if the coefficient of static friction is 0.7?

128. ## Stor 155

In computing the median income of any group, some federal agencies omit all members of the group who had no income. Give an example to show that the reported median income of a group can go down even though the group becomes economically better off. Is

129. ## spanish

how do you ask "what is your name?" other than "como se llama el?"

130. ## Chemistry

Can someone direct me on the question below? I am not sure how to work this problem. Thank you. Chambers A and B are separated by a membrane. Chamber A contains 15.7 M KNO3 and chamber B contains 10.98 M KNO3. If K+ is in equilibrium across the membrane,

131. ## Science

If while the mass was hanging from a spring scale you pulled up sharply on the scale what do you think would happen to the reading on the scale?

132. ## math

If the answer is an amount of money, round to the nearest dollar.Maria has saved \$420 at a bank. She wants to accumulate \$1250 to attend computer camp. What percent of her goal has been reached?

133. ## Health

Added sugars are defined as ________. A. Sugars and syrups that are added when foods or beverages are processed or prepared B. Sugars and syrups that are not added to foods or beverages C. Sugars and syrups that are healthy for the body D. Sugars and

134. ## chemistry

An ore contains Fe3O4 and no other iron. The iron in a 38.8-gram sample of the ore is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 25 g. What was the mass of Fe3O4 in the sample of ore?

135. ## chemistry

A 33.8 g sample of iron ore is treated as follows. The iron in the sample is all converted by a series of chemical reactions to Fe2O3. The mass of Fe2O3 is measured to be 20.7 g. What was the mass of iron in the sample of ore?

136. ## Health

Americans should drink ________ instead of sugary drinks? A. Energy drinks B. Whole milk C. Water D. Diet soda I put c?

I had to do an experiment where a tiny steel ball was measured using a micrometer. There was then a series of calculations that needed to be completed and then a percent error had to be calculated. I think that my data may be incorrect or maybe I am just

138. ## Geometry

mÚAOC = 7x - 2, mÚDOC = 2x + 8, mÚEOD = 27

139. ## math

In 1980 in Montana the temperature rose from -32 degree's f to 50 degree's f in 12 hours. How much did the temperature increase?

140. ## Health

What does the U.S. government use to estimate a person’s body weight status? A. Scale B. Ruler C. Body mass index D. Health related illnesses c?

141. ## Grammar

1. Which is correct? Nguyen Secret project Or Nguyen's Secret project 2. Which is correct? She is five foot tall Or she is five feet tall

142. ## math

tracy had coffee once a day, and the special blend she bought at Donna's Coffee Stop cost about \$3.00 a cup. Max bought coffee at Donna's coffee stop twice a day. He bought several different types of special blends that cost \$.400 a cup on average 3. Tracy

143. ## Algebra 1

What are two symbolic techniques used to solve linear equations?

144. ## Math

The markup on a used car was at least 21% of its current wholesale price. If the car was sold for \$4500, what was the maximum wholesale price? (Give your answer correct to the nearest dollar.)

145. ## math

In 1980 in Montana the temperature rose from -32 degree's f to 15 degree's f in 12 hours. How much did the temperature increase? is it -47 or +47?

146. ## math

My algebra question is; The ordered pair (3,0) is found? I don't have a clue. Can you help please? Thank you, Ruth

147. ## Math for liberal arts

I have tried to get the answers, but I cannot. G. 11112 + 10102 = H. 1012 x 100012 = I. 7516 /2716 =

148. ## math

The formula V

149. ## pre algebra

i need help for some problomes on my math homework which is [3x]2 [two is for exponent]

150. ## pre-cal

f(x)=((6xy^3)^1/2)((30x^4y^6)^1/2)/(5x^-7y^4)^1/2

151. ## algebra

Can someone show me the steps to figure out 1728 divided by 24

152. ## chemistry

350 calories of heat is added to a sample of nitrogen gas and the temperature is increased by 89 degrees Celsius. What is the mass of the nitrogen sample in cal/gram Celsius?

What should you do when you ,ant sleep

154. ## Math

This question is dealing with hexadecimals, binary numbers etc. G. 11112 + 10102 =

155. ## Math

For each of the equations, solve for y in terms of x. 2x-3y=12 5x+2y=7 How do I do this?

156. ## Math for liberal arts

This question is dealing with hex, binary numbers. 1. 1012 x 100012 = I am assuming that this question is too. I hate math. 2. 7516 /2716 =

157. ## Imperative sentence

What will be imperative sentence of this sentence:- 1. Will you lend money tomorrow?

158. ## Chemistry

100 ml of 0.01N HCl is added to 0.9L of distilled water. What would the final pH of the solution be?

159. ## chemistry

what is the vapor pressure of alcohol in 25 degree celcius? the answer should be answered in millimeter mercury. tnx^_^

The sum of three times a first number n twice second number is 8. If the second number is subtravted from twice the first number, the result is 3, find the numbers.

161. ## biology

can any one help me by giving correct answer for the following question give reason:left ventricle is thicker than right ventricle.

162. ## algebra

list the intercepts...y^2-4y+36=0

163. ## Algebra 2

When pedro called Gary, the call cost \$1.58. If the rate for the call was 53 cents for the first three minutes and 15 cents for each additional minute or fraction thereof, how long did Pedro and gary talk?

165. ## math

suppose you are comparing 2 numbers greater than 1000. you want to find the smaller of the numbers. how many pairs of digits might you have to compare before you have your answer? explain

166. ## math

suppose you find the least of four 3-digit numbers by comparing the digits in the hundreds place. should you automatically examine the tens digits to find the next greatest number? explain and give an example.

167. ## math

The hundreds digit is half the tens digit. The sum of the hundreds and tens digit is 12. The ones digit is an odd square number not equal to the thousands digit.

168. ## Chem

What is the density of a block of marble that occupies 350 cm3 and has a mass of 708 g? Answer in units of g/cm 3

169. ## math

In my math i got a question saying 2 1/4+3 3/8+ 5 /16.I got an answer of 10 12/16 AM I correct.THANKS

170. ## science

what is the effect of varying road surfaces on acceleration?

171. ## Marketing

What type of conflict can be reduced by direct distribution? Why?

172. ## Algebra 2

simplify : 5x - 3y - 2x + 3y

173. ## Algebra 2

simplify: -11a - 13b + 7a - 3b .. SHOW WORK !!

174. ## science

plz help me lol i just need the answer to this one and another one and that's it! Those are my last questions from a 3 page packet! this is the question: what is the effect of varying road surfaces on acceleration?

175. ## Phyichs

WHAT IS THE DIRECTION OF A NULL VECTOR ?

176. ## Chemistry

what is the amount of heat required to heat 3.3kg of gold from 29 degrees celcius to 61 degrees celcius?

177. ## ivy tech

Assuming that the data are normally distributed with a mean of 45 and a standard deviation of 3.25, what is the z-score for a value of 40?

178. ## math

what numbers are divisible by 51 and 69.

179. ## english

How do I read this: "Robotic" World of Computer Science. Gale, 2002. Gale Science in Context. web 8 Aug. 2012. i know this is a ciation but I need to incorporate it into asummary paragraph

180. ## Pre-calc

Solve 3.3= 1.005^n

181. ## Geometry Honors

is XY (with a --> over it) equal to YX (with a --> over it) in other words, the ray XY and the ray YX... Can anyone please clarify this for me...?

182. ## Math Pre-Algebra

help!! does anyone know how to write an expression to represent the number of minutes in x hours

183. ## Biology

what is spontaneous generation How was it disproved

184. ## Science

How do I read this: "Robotic" World of Computer Science. Gale, 2002. Gale Science in Context. web 8 Aug. 2012. i know this is a ciation but I need to incorporate it into asummary paragraph

185. ## english

In the sinners in the heads of an angry god what role diez having a good physical constitution play in salvation

186. ## math

156 / 55 - how do i show my work for long division?

187. ## MATH

find the annual earnings if the worker is paid 743.75 semimonthly

188. ## Stor 155

Use the definition of the mean to show the sum of the deviation of the observations from their mean is always zero. This is one reason why variance and standard deviation use squared deviations.

189. ## Science

What is the force of 10m/s squared acceleration and 5 kg mass?

190. ## physics

This is the question to one of my physic problem. A person standing outside their house is passed by a runner heading West at a steady pace of 3.3 m/s. Right when the runner passes by, the person accelerates towards the south at a rate of 0.36 m/s2 for 1.2

191. ## Economics

write a paper explaining issues that bring concern to pricing your services and products. What ethical challenges will you face in hiring non CPA's What standards apply.

192. ## Algebra 1

What are two symbolic techniques used to solve linear equations?

193. ## Math

Describe another method you could use to find the number of white tiles it takes to border a garden 12 green tiles long.