# Questions Asked onJune 7, 2013

1. ## physics

A car starts 200 m west of the town square and moves with a constant velocity of 15 m/s toward the east. a.Write the equation that represents the motion of the car. b.Where will the car be 10 minutes later? c.When will the car reach the town square?

2. ## Calculus

The demand function for Sportsman 5 X 7 tents is given by the following function where p is measured in dollars and x is measured in units of a thousand. (Round your answers to three decimal places.) p = f(x) = -0.1x^2 - x + 40 (a) Find the average rate of

3. ## math

We did not find results for: High temperatures in a certain city for the month of August follow a uniform distribution over the interval 69*F to 87*F. what is the probability that a randomly selected August day has a high temperature that exceeded 74*F?.

4. ## Calculus

Under a set of controlled laboratory conditions, the size of the population of a certain bacteria culture at time t (in minutes) is described by the following function. P = f(t) = 3t^2 + 2t + 1 Find the rate of population growth at t = 10 min. bacteria per

5. ## Calculus

Use the four-step process to find the slope of the tangent line to the graph of the given function at any point. f(x) = 16 - 10 x Step 2: f(x + h) - f(x) = Step 4: f'(x) = lim(h->0)(f(x + h)- f(x))/h =

6. ## physics

1. A car is coasting backwards downhill at a speed of 3.0 m/s when the driver gets the engine started. After 2.5 s, the car is moving uphill at 4.5 m/s. Assuming that uphill is positive direction, what is the car’s average acceleration?

7. ## Math

800 people will attend a concert if tickets cost \$20 each. Attendance will decrease by 30 people for each \$1 increase in the price. The concert promoters need to make a minimum of \$12 800. What is the range of ticket prices the concert promoters can charge

8. ## Calculus

The concentration of a certain drug (in mg/cm3) in a patient's bloodstream t hr after injection is given by the following function. C(t) = (0.6 t)/(t^2 + 5) Evaluate the limit. (If an answer does not exist, enter DNE.)

9. ## math check

The survival rate during a risky operation for patients with no other hope of survival is 87%. What is the probability that exactly four of the next five patients survive this operation? (Give your answer correct to three decimal places.) I got 3.48

10. ## Homework

1. What economic, social, and political forces have made employee training even more important today than it was in the past?

11. ## Accounting

Effect of Stock Split Gino's Restaurant Corporation wholesales ovens and ranges to restaurants throughout the Midwest. Gino's Restaurant Corporation, which had 100,000 shares of common stock outstanding, declared a 5-for-1 stock split (4 additional shares

12. ## physics numeral

A person rows his boat in stream with a speed of 2.0 m/s.Water in the stream is flowing perpendicular to the direction of flow,find graphically his resultant velocity.

13. ## Math30-1

Your search for a researcher has determined that an equation that models the height of a particular species of tree is y=20.2log(x), where y is height in metres and x is time in years. Predict the height of the tree after 30years and predict how old the

14. ## physics numeral

An object of mass of 0.5 kg is whirled at the end of a string 0.8 m long.If the string makes three revolutions in 1.2 s,find the tension in the string.

15. ## Statistics(math)

(20.47 S-AQ) A sample survey interviews an SRS of 252 college women. Suppose (as is roughly true) that 71% of all college women have been on a diet within the past 12 months. Using Normal approximation, what is the probability (±0.001) that 77% or more of

16. ## Grammar (Writeacher)

Rewrite the sentences below, inserting commas where they are needed. If no comma is needed, write "correct." 1. You won't be disappointed nor will you ever forget your visit. My revision of this sentence is the following: 1. Correct.

17. ## physics

Two identical twins, Amy and Beatrice, are on top of two different slides, one on each slide. Both slides start 3 m above the ground and end 0.5 m above the ground. Amy's slide is a straight, 45 degree slide with height given by h=−x+3 (so it starts at

18. ## math

Paul Warren is a self-employed mechanic. Last year he had total gross earnings of \$44,260. What are Paul’s quarterly social security payments due to the IRS?

19. ## math check

x is a binomial random variable. (Give your answers correct to three decimal places.) (e) Calculate the probability of x for: n = 3, x = 1, p = 0.45 P(x) = .I got 0.41 (f) Calculate the probability of x for: n = 6, x = 6, p = 0.25 P(x) = I got 1.50

20. ## math

A single card is selected from an ordinary deck of cards. The sample space is shown in the figure below. Find the probabilities. (Enter the probabilities as fractions.) (a) P(two of diamonds) 1 (b) P(two) 2 (c) P(diamond) 3

21. ## Math

1. Find the sum of the first 21 terms of the arithmetic sequence given by the formula an = n+5 I see that I have to plug in numbers and get the terms...but i'm sure there's a shorter way to do this instead of plugging in 21 numbers. 2. The following

22. ## Chemistry HELP!!

Estimate the difference in energy produced when we burn 1kg of carbon vs producing nuclear energy from 1kg of U-235. C + O2(g) -> CO2(g)

23. ## statistics

Use the list and calculation method to answer the following questions. Show your work at each step. 4. You draw three cards (with replacement) from a standard deck of cards. What is the probability that a. exactly one will be red: .125 + .125 + .125 = .375

Universal Exporting has three warehouse employees: John Abner earns \$422 per week, Anne Clark earns \$510 per week, and Todd Corbin earns \$695 per week. The company’s SUTA tax rate is 5.4%, and the FUTA rate is 6.2% minus the SUTA. As usual, these taxes

25. ## statistics

3. A couple is planning on having four children. Assume that the probabilities of the man fathering a boy or a girl are .50 and .50, respectively. What is the probability that a. exactly two will be boys, b. fewer than two will be boys, and c. more than

26. ## Calculus

Complete the table by computing f(x) at the given values of x. (Round your answers to three decimal places.) f(x) = 2x^2 - 7 x 6.9 6.99 6.999 7.001 7.01 7.1 Use these results to estimate the indicated limit (if it exists). (If an answer does not exist,

27. ## Physics

A block measuring 0.1m x 0.4m x 1.5m has a mass of 30kg. Calculate the pressure in each position and state in which position will the block produce greatest and least pressure on the ground.

28. ## physics

a large bus and a van, both moving with a velocity of magnitude v, have a head-on-collision and both the vehicles stop after the collision. if the time of the collision is 1 sec then, a) which vehicle experiences smaller force of impact? b) which vehicle

29. ## math algebra

Find 3 consecutive odd numbers where the product of the smaller two numbers is 34 less than the square of the largest number.

30. ## Chemistry

Consider a solution containing 4.35 mM of an analyte, X, and 1.09 mM of a standard, S. Upon chromatographic separation of the solution peak areas for X and S are 3251 and 10075, respectively. Determine the response factor for X relative to S. F=? To

31. ## Physics

A car of mass 550kg accelerates steadily from rest to 25m/s in 30s. a). What is its acceleration? b). What resultant force produces this acceleration? c). The actual force will be greater, why?

32. ## Maths

If a rectangular prism sides are increased by 2,3,4 cm to make a cube and the difference in the volume of the rectangular prism and the cube is 827cm3, what are the original dimensions of the rectangular prism?

33. ## math

Home health signed a 90,000 note at 11 1/2% simple interest for 180 days for electronic equipment, on October 1. On February 18, the note was sold to another firm at a discount rate of 12 1/2%. Find a) the discount period, b) the discount, and c) the

34. ## Calculus

A major corporation is building a 4325 acre complex of homes, offices, stores, schools, and churches in the rural community of Glen Cove. As a result of this development, the planners have estimated that Glen Clove's population (in thousands) t yr from now

35. ## math

Norma borrowed \$1,800 at an annual interest rate of 11% for three months. How much interest did she pay on the loan?

36. ## Physics

1. A train traveling at a speed of 110km/h decelerates for 20 seconds. During that time it travels 450 meters. A) What is the acceleration? = m/s^2 B) What is its speed after deceleration? = km/h Initial velocity (u) = 110km/h Time (t) = 20s Distance =

37. ## physics

two cars weighing 1500 kg are made to collide with a wall.the initial and final velocities are 15 m/s and 2.6 m/s.if the collision last for 0.15 seconds,then find impulsive force exerted on the car

38. ## Calculus

Use the intermediate value theorem to find the value of c such that f(c) = M. f(x) = x^2 - x + 1 text( on ) [-1,12]; M = 21

39. ## English

I've been trying to find answers to there for a long time but I can't. Any help would be appreciated. Its about to kill a mockingbird 1) Why were Jem and Scout's schedules so different? 2) How dies Scout feel about the Radley place now? 3) What did Scout

40. ## physics

A 0.5 kg mass is moving in a circle of radius 1.8 m on a flat frictionless table at the end of a string. The speed of the mass is 2.6 m/s. The string routes through a hole in the center of the table and is held by you underneath the table. What is the

41. ## Engineering

A 10.0 Kg block is released from point A in the figure below. The block travels along a smooth frictionless track. It makes a collision with stationary 10 kg ball. The ball moves forward with speed of 2 m/s. a) What is the speed of the block at point C? b)

42. ## Life orientation

In 10-15 lines critically discuss 5 ways in which the human or environmental problem impact on the community.provide relevant sources

43. ## Chemistry- Dr Bob

Dr Bob Can you please assist Redox balancing in BASIC sol. NO2- +Al-->NH3 +Al(OH)4- if you could please walk through step by step. I don't know how to get oxidation #s for Al(OH)4- vs. Al I get Al=0 Al(OH)4-= +3 But if so...then my oxidation half reaction

44. ## Calculus

Find the indicated limit given the following. lim_(x->a)f(x) = 8 lim_(x->a)(2f(x)) =

45. ## Physics

A 0.5 kg mass is moving in a circle of radius 1.8 m on a flat frictionless table at the end of a string. The speed of the mass is 2.6 m/s. The string routes through a hole in the center of the table and is held by you underneath the table. A.) What is the

46. ## Grammar (Writeacher)

Copy the items below, adding exclamation marks as needed. Then, label each item an exclamatory sentence, an imperative sentence, or an interjection. 1. I hate being lost in a desert 2. I want water 3. Yippee It's going to rain. 4. Oh, no It's a flash flood

47. ## English

1. My goal is to read 100 books this year. 2. My goal is reading 100 books this year. (Are both grammatical? Which one is commonly used?)

48. ## Math

The question is that the length of a rectangle is 15 and its width is w. The perimeter of the rectangle,at most,50. Which inequality can be used to find the longest possible width? A. 30+2wor=50 so I did L=15 p=2(15)+2w

49. ## Math

I need some help with these quesitons 1. a1 = -1, and an = 4/3an-1 for n = 2, 3, 4, ___. What is the common ration, r, for this sequence? 2. A rubber ball is dropped from a height of 50 ft. Assume that each bounce of the ball is vertical and that each

50. ## Accounting

EPS Malen Arts, Inc., had earnings of \$133,750 for 2012. The company had 25,000 shares of common stock outstanding during the year. In addition, the company issued 10,000 shares of \$100 par value preferred stock on January 3, 2012. The preferred stock has

51. ## Accounting

Entries for Stock Dividends Organic Life Co. is an HMO for businesses in the Portland area. The following account balances appear on the balance sheet of Organic Life Co.: Common stock (250,000 shares authorized), \$125 par, \$17,500,000; Paid-In Capital in

52. ## algebra

Let D = {(a,b,2a): a,b all real numbers} The set of vectors in R^3 with last entry twice the first. E = span{(1,0,2),(2,-1,4),(0,-3,0)} Prove that D = E I first made an augmented matrix to find out that there is a free variable of x3. Showing that there is

53. ## Physics - force and pressure

A force of 2000N acts on an area of 4m^2, what is the pressure? What would be the pressure if the same force acted on half the area?

54. ## Algebra

Four numbers have a total of 92. The first number is twice the second number and the third is 4 more than the sum if the first two. The fourth number is 3 less than the difference of the first two numbers. What are the numbers?

55. ## chemistry

what does 1M solution of sugar stands for?

56. ## German!!!

Der Drucker gehört ____ Frau.? die der das dem i feel like it's die but i don't want to get tricked. it could also be 'der'. which one is it? :(

57. ## Biology

Explain how life on earth is dependent on both polarity of covalent chemical bonds and hydrogen bonding.

58. ## English

1. Would you like to go to the movie? 2. Would you like to go to the movies? (Are both grammatical? Do we have to use only 'the plural form, movies'?)

59. ## Calculus

I'm trying to find the radius of convergence for \$(x-2)^n/(2x+1) I did the ratio test and ended up with: absolute value[(x-2)/(2x+1)]

1. Natureland Garden Center buys lawn mowers that list for \$679.95 less a 30% trade discount. What is the dollar amount of the trade discount?

61. ## Grammar

Solution-dependence-alternative (find) Answer:alternative and dependence Resources-technology-stocks(deplete) Answer:Resources and stocks Now is it correct ??

62. ## Grammar (Ms. Sue)

Copy the items below, adding exclamation marks as needed. Then, label each item an exclamatory sentence, an imperative sentence, or an interjection. 1. I hate being lost in a desert 2. I want water 3. Yippee It's going to rain. 4. Oh, no It's a flash flood

63. ## Math

1. Determine the formula for the nth term of the following sequence: 6, 14, 22, 30, 38, 46, ... I got an = 8n - 2 Is that right? 2. The following statement is true by mathematical induction: (4/3)^n > n for all n > or equal to 6 True? 3. To find the 6th

64. ## Calculus

Find the indicated limit. lim_(x->-63.5)(root3(2x + 2))

65. ## Calculus

Find the indicated limit given the following. lim_(x->a)f(x)= 10 and lim_(x->a)g(x) = 12 lim_(x->a)(f(x)*g(x)) =

66. ## Calculus

Find the slope m of the tangent line to the graph of the function at the given point and determine an equation of the tangent line. f(x) = 15/(4 x) at (1,(15/4) m = y =

67. ## Employment Law (HRM300)

I am having trouble finding Court Case Influential to Establishment of Law for: The Equal Pay Act Age Discrimination in Employment Act(1967) Civil Rights Act of 1991 Family and Medical Leave Act of 1993 Privacy Act of 1974 I have found cases that involve

68. ## math

. Fran Mallory is married, claims five withholding allowances, and earns \$3,500 (gross) per month. In addition to Federal income tax (FIT), social security, and Medicare withholding, Fran pays 2.1% state income tax, and ½% for state disability insurance

69. ## check math problem

(c) The number of cars found to have unsafe tires among the 379 cars stopped at a roadblock for inspection (assume that 15% of all cars have one or more unsafe tires). (i) Find the mean. (Give your answer correct to one decimal place.) 56.85. (ii) Find the

70. ## physics

Workers who wash windows or paint the outside of buildings use an interesting contraption known as a painter's lift. This consists of a harness that the worker wears suspended by a rope. The rope runs through a pulley mounted on the roof of the building

71. ## math

Find the sum of all positive integers m such that 2^m can be expressed as sums of four factorials (of positive integers).

72. ## math

For a positive integer x, let f(x) be the function which returns the number of distinct positive factors of x. If p is a prime number, what is the minimum possible value of f(75p^2)?

73. ## math help mepls

Triangle ABC has an obtuse angle at B, base BC has length equal to 30 and height equal to 24. (This height is taken with respect to base BC). D is a point on the line segment BC and E is a point on AC such that DE∥AB. F is a point on AB such that

74. ## Grammar

1)upward 2)growing 3)recent (Problem) Recent and growing 1)steady 2)severe 3)reliable. (Supply) Steady and reliable 1)available 2)increasing 3)public. (Concern) Public and increasing 1)immediate 2)effective 3)sufficient. (Solution) Immediate and effective

Dot planning is: A. a role that individuals play in the group process. B. a type of peer pressure. C. a decision making strategy. D. a stage in the life of a task group.

76. ## Grammar

Development-environment-figures. (Recent) Answer:environment and figures Situation-quantity-interest. (Sufficient ) Answer:quantity and interest Now is it correct ??

I created a student blog about Information Technology and I would like your feedback. Feel free to post a comment on the blog if you like. Thanks! theprodigy101 . edublogs . org Please share with others!

78. ## German

Das Geschäft (is able to) _____ die Türen nicht aufmachen. darf wollen kann kannst i know this is kann or kannst, but i don't know which. :(

79. ## Math

1. One of the formulas for finding the partial sum of an arithmetic sequence is Sn = n(a1 + an) True 2. The value of a probability must be in the interval [0, 1]? True

80. ## physics

We are doing the force table lab in class and now we are calculating the f equilibran and the equilibrant angle. I had no time graphing a solution and came up with the right answers by measuring, but we are also suppose to do it purely mathematically and I

81. ## math

Universal Exporting has three warehouse employees: John Abner earns \$422 per week, Anne Clark earns \$510 per week, and Todd Corbin earns \$695 per week. The company’s SUTA tax rate is 5.4%, and the FUTA rate is 6.2% minus the SUTA. As usual, these taxes

82. ## German

Ich mag ____ Arzt. kein ein i removed the other two answers and narrowed it down to these two. :) im not sure which one it is, however.

83. ## science

a bowling ball with a mass of 10 kg and a bowling pin with a mass of 0.5kg, are standing 2m apart, from centre to centre. what is the force of attraction between the bowling ball and the pin

84. ## math check

Posted by Nora 56 on Sunday, June 2, 2013 at 7:32pm. Sorry to repost but no one answered after I posted on the 2nd,please help, Suppose that you are in a class of 31 students and it is assumed that approximately 13% of the population is left-handed. (Give

85. ## German

Grosse Männer müssen ______ öfter rasieren als Jungs. sie sich es ihn

86. ## math

Chef Fabio went to the store and bought 2 cans of beans, 2 cans of tomatoes, and 2 cans of tuna, all of which were the same shape and size. On his way home, it rained hard and the labels became soaked and fell off the cans. He wants to make a dish using

87. ## Physics

A student of mass 75kg stands in a lift, what is the normal reaction force(upward force) on him when the lift is accelerating: a). Upwards at 0.65m/s^2 ? b). Downwards at 0.65m/s^2 ?

88. ## math

The feet of two building of height 30miter amd 70meter are on the same horizontal line with a hole on the ground.The smaller building being between the taller one and the hole is 200meter the angle of elevation of the top of the taller building from the

89. ## physics

Workers who wash windows or paint the outside of buildings use an interesting contraption known as a painter's lift. This consists of a harness that the worker wears suspended by a rope. The rope runs through a pulley mounted on the roof of the building

3. Fantasia Florist Shop purchases an order of imported roses with a list price of \$2,375 less trade discounts of 15/20/20. What is the dollar amount of the trade discount? (Points : 2.5)

5. What is the net price factor for trade discounts of 25/15/10? (Points : 2.5)

92. ## science

which sample (salt,fertilizer and sulfuric acid) will have the most algae growth? and why ? which sample (salt,fertilizer and sulfuric acid)will have the most living organisms ? and why?

93. ## chemistry

The components of a 11.0 mg sample are sufficiently separated by a chromatographic column that is 1.4 cm in diameter and 50 cm long with a flow rate of 0.57 mL/min. In order to separate 271 mg of the sample with similar separation of the components. What

94. ## english

When writing a short story should a pronoun be given in the first person

95. ## Math

Can you check my work? If Angelona's weekly allowance is d dollars, which Expression represents her allowance, in Dollars, for x weeks? A. Dx B. 7dx C. X+7d D.d/x So d = allowance X=week D goes up per x So my answer is A. Dx Is this correct? Thanks for

96. ## maths

For how many ordered pairs of positive integers n and k with n and k less than or equal to 20, is the number ((2n)!(2k)!) / (n!k!(n+k)!) an integer?

97. ## French

which sentence is written properly, "L'herbe est verte" or "L'herbe est vert?"

98. ## heeeeeelp math

is a point outside of circle Γ. The tangent from P to Γ touches at A. A line from P intersects Γ at B and C such that ∠ACP=120 ∘. If AC=16 and AP=19, then the radius of Γ

99. ## pls heeelp math

For each positive integer n, let H _{n} = 1/1 +1/2 +⋯+ 1/n sum_{n=4}^{∞} 1/n*H_{n}*H_{n-1}=a/b for relatively prime positive integers a and b, find a+b

100. ## chemistry

1.what is the advantage of heating gellium semi-conductor with sites or gold instruct of indium and boron? 2.why co-ordination number of 12 is not found in ionic crystals? 3.what kind of symmetry is exhibited by a match box?

101. ## Math

1. Find the area of the following triangle: c = 210 ft, A = 42.5 degrees, B = 71.4 degrees All I know is C will be 66.1 degrees...

102. ## math

The integers from 1 through 10 (inclusive) are divided into three groups, each containing at least one number. These groups satisfy the additional property that if x is in a group and 2x≤10, then 2x is in the same group. How many different ways are there

103. ## pls heeeeelp math

The integers from 1 through 10 (inclusive) are divided into three groups, each containing at least one number. These groups satisfy the additional property that if x is in a group and 2x≤10, then 2x is in the same group. How many different ways are there