# Questions Asked onJune 7, 2014

1. ## Maths!

Find the sum of all multiples of 5 between 100 and 300 inclusive. Ans: 8200 I do not know how to do this. Really do appreciate step by step workings and explanation. Thanks!

3. ## statistics

The outcome of a standardized test is an integer between 151 and 200, inclusive. The percentiles of 400 test scores are calculated, and the scores are divided into corresponding percentile groups. Quantity A Minimum number of integers between 151 and 200,

4. ## physics

a train 100m long is to cross a river bridge of length 800m. what time it take to cross the bridge ?velocity of train is 36km/h.

5. ## Finance

Pretty Lady Cosmetic Products has an average production process time of 40 days. Finished foods are kept on hand for an average of 15 days before they are sold. Accounts receivable are outstanding an average of 35 days, and the firm receives 40 days of

6. ## statistics

300 test results are integers ranging from 15 to 75, inclusive. Dominick’s result is clearly in the 80th percentile of those results, not the 79th or the 81st. Quantity A Number of other test results in the same percentile as Dominick’s Quantity B

words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she

8. ## physics

Which one of these statements regarding non-conservative forces is FALSE? Select one: a. A non-conservative force cannot have a potential energy defined for it. b. The work done by a non-conservative force may be either positive or negative depending on

9. ## Chemistry

How many grams of pure H2SO4 can be obtained from 250 grams of iron ore if the ore is 82% FeS2? The reactions involved are given below: 4FeS2 + 11 O2 --> 2 Fe2O3 + 8 SO2 (95% efficient) 2SO2 + O2 --> 2SO3 (90% efficient) SO3 + H2O --> H2SO4 (90% efficient)

10. ## math

QuickBooks records revenue when an invoice is generated, even though cash has not been received." Is this practice acceptable? Why or why not?

11. ## maths

John wishes to determine the height of a flagpole. He takes a sighting of the top of the flagpole from point P. He then moves further away from the flagpole by 20 metres to point Q and takes a second sighting. Given the angle Q is 28 degrees and angle P is

words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she

13. ## physics

Which one of these statements regarding non-conservative forces is FALSE? Select one: a. A non-conservative force cannot have a potential energy defined for it. b. The work done by a non-conservative force may be either positive or negative depending on

14. ## Chemistry

Which formula represents an organic acid? HCOOCH3 CH3CH2OH CH3COCH3 HCOOH

15. ## physics

The charge on two pith balls can be calculated by knowing their masses and observing the angle of separation between the balls. If both balls are equally charged and they are suspended by strings that are 1.0 m long, calculate that charge. (mass for both

16. ## calculus

The Audubon Society at Enormous State University (ESU) is planning its annual fund-raising "Eat-a-thon." The society will charge students 90¢ per serving of pasta. The only expenses the society will incur are the cost of the pasta, estimated at 20¢ per

17. ## physics

two positive points charges of 15c and 13c are placed 12cm apart . find the work done in bringing the two charges 4cm closer.

18. ## Stats

5. A person’s blood glucose level and diabetes are closely. X is a random variable that measures the milligrams of glucose per deciliter of blood. After a 12 hour fast, x has an approximate normal distribution with a mean of 85 and a standard deviation

19. ## Chemistry

A 0.500L vessel initially contains 0.0125 mol of H2S2 . Find the equilibrium concentrations of H2 and S2. Kc = 1.67 x 10^-7 2 H2S 2 H2 + S2

20. ## Algebra

Is the following set a function? {(3, 4), (1, 2), (4, 9), (6, 15)} Thank you

Both Greta and Fred were on the bus that arrived in Pittsburgh. Fred was glad to be home. He looked forward to visiting with old friends. Greta, on the other hand, dreaded seeing her old boyfriend. She already missed her days in New York City. 3. What can

22. ## math

For the next eight problems, use the following scenario to find the probabilities: Jane has 4 quarters, 5 dimes, 6 nickels, and 2 pennies in her change purse. Two coins are drawn at random and the first coin IS NOT REPLACED.

23. ## English

There is a shelf on the wall. He seems to use it as a bookshelf. On the shelf, there are two books. We can say he enjoys reading books. A basketball is on his uniform. We can see the top T-shirt and the bottom trunk. He seems to enjoy playing basketball.

24. ## English

What is in the classroom? 1. There is a blackboard in the classroom. 2. There are lots of lockers in the classroom. 3. There are chairs and desks in the classroom. 4. There are many school bags in the classroom. Good job! What else can we see in the

25. ## MATH

1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? red | blue | green | yellow ---------------------------------------- 20 | 10 | 9 | 11 (1 point) a 0.6

26. ## statistics

company A has 110 employed, company B has 750 employed and company C has 250 employed. Compute the probability that an employee selected at random comes from company A or B.

27. ## Physics

Explanation of twin paradox in regards to special relativity theory.

28. ## maths

If an amount of Rs 10,000/- is invested at a simple interest of 12% per annum, how much it will become at the end of 5 years ? And if this amount is invested at a compound interest of 10% per annum (the interest being compounded on yearly basis), how much

29. ## English

Let me introduce our team's favorite restaurant. Our team's favorite restaurant is Yumyum Tteokbokki(It is seasoned and cooked long rice cake). It's next to the stationery store in front of our school. Tteokbokki in the restaurant is sweet and hot. I often

30. ## chemistry

C+HNO3=H2CO3+H2O+NO2 which type of reaction is it.

31. ## music

Me and my friend are doing a wake and shake... ( it's a dance routine just are teachers call it that.) for our 'take away homework' at homework hut... We are really stuck for popular music I have a couple , but I'm not to sure if my friend agrees on them:

32. ## algebra

solve for the indicated letter. y=5x, solve for x d=55t, solve for t

33. ## Lone Peak High

How much of a stock (18.5 M) HCl solution would be required to make 100mL of 0.025 M HCl?

34. ## music

I have chosen Radioactive for my musical dance routine with my friend. I love this website and Radioactive. So.. I need a bit of help. I'm sticking to the song no matter what and I need advice from music tutors. This is what I have so far: Song playing in

35. ## Calculus

An object with an initial position of x(0) = 3 has a velocity of v(t) =sin(t). Find its position at t =2.

36. ## Engg Mechanics

Blocks A and B of weight 200N and 100N respectively, rest on a 30 inclined plane and are attached to the post which is held perpendicular to the plane by force P, parallel to the plane, as shown in fig. Assume that all surfaces are smooth and that the

37. ## Algebra/Can someone show how it is done

Tell what the output value is for the function machine for the given values. x down to x_____x^2 + _____X^2 +1 down to x^2 +1 It looks like a machine. A)5 B)9 C)-7 D)1/2 E)t Can you show how it is to be done

38. ## science

The rest mass of a particle is 10^-24kg.It is moving with a velocity of 1.8*10^18m/s. Calculate its mass when it is in motion.

39. ## math

the sum of 11terms of A.P is 891.find the 28th and 45th terms if the common difference is 45

40. ## u.s. history

How many people died from the epidemic each month in the United States? *how many people died altogether -come 675,000 Americans died altogether how many people died on each continent? i can't find these last two questions

41. ## Math

Using the term structure in Problem 29 what is the present value of an investment that pays \$100 at the end of each of years 1., 2. and 3? If you wanted to value this investment correctly using the annuity formula which discount rate should you use?

42. ## Maths

18 children in the class have brown eyes-that is 60% of the class with brown eyes.how many children are there in total in the class?

43. ## chemistry

What are the differences between cis- and trans-isomers?

44. ## chemistry

How are cis trans isomers used for night vision?

45. ## physics

Using that velocity, and the information from above, compare the total momentum just before the collision with the total momentum after the collision. (again let the masses of the balls be m) , it is a lab question , i was just wondering what formula to

46. ## Physics

Frank is traveling the posted speed limit of 36 mi/hr in a school zone. A deer darts out between two cars. He instantly hits the brakes and the car decelerates at a rate of 5.0 m/s^2. a) how much stopping distance will he require in (meters)? b) If he was

47. ## math

A piece of stick is 65cm long. How much less than a metre is its length? I know that 100 cm = 1 m So I minus 65 cm from 100 that equals to 35

48. ## Science

2.38g of black copper oxide is completely reduced by hydrogen to give copper and water. What are the masses of copper and water

49. ## Math

The sum of two numbers is 83. The difference is 11. Find the two numbers.

50. ## math

Jake has \$2.80 in dimes and quarters. he has 7 more dimes than quarters. how many quarters does he have?

51. ## Physics

An engine of the orbital maneuvering system (OMS) on a space shuttle exerts a force of for 3.90 s, exhausting a negligible mass of fuel relative to the 95,000-kg mass of the shuttle. (a) What is the impulse of the force for this 3.90 s? (b) What is the

52. ## PSY/405

I need helping finding information for my homework assignment please. Create a 2- to 3-page brochure including graphics, on traditional psychodynamic theories. Describe personality. Discuss the main tenets of each theory, how they apply to personality and

53. ## physics

Which one of these statements concerning elastic collisions is FALSE? Select one: a. The two objects remain together after collision b. The kinetic energy is conserved c. The momentum is conserved

54. ## college physics

You shoot a 57 gram dart vertically upwards from a catapult with a spring constant of 379 N/m. The catapult is initially stretched from the equilibrium point by 30 cm. What is the height above the starting point reached by the dart? Ignore air resistance

55. ## college physics

A horizontal spring with a spring constant k = 322 N/m is uncompressed from a length of 1.4 cm back to its unstretched length. Calculate the change in potential energy in Joules to 2 s.f.

56. ## math

If money can earn 5.25% compounded monthly, what is the value of an annuity consisting of annual payments of \$2500 continuing for 16 years? The first payment will be received today.

57. ## chemistry

How would you do this question: A student dissolved 5.0 g of vitamin C in 250 mL of water. The molar mass of ascorbic acid is 176 g/mol, and its Ka is 8.0 × 10−5. Calculate the pH of the solution. Note: Abbreviate the formula of ascorbic acid to HAsc.

succomb means?

59. ## Numer Theory

1+2+3+...+n=(1+n)+(2+(n-1))+(3+(n-2))+... =(1+n)+(1+n)+(1+n)+... How many copies of n+1 are in there in the second line? with n=6 and n=7

60. ## Chemistry

how would you do this question when i did it i did -log(1.0) but that is just 0 so what it the procedure to do this question Calculate the pH of a 1.0 mol/L aqueous solution of sodium benzoate. Note: Only the benzoate ion affects the pH of the solution.

61. ## Math

Hello. I need help with this question. A coin is tossed and a number cube is rolled. What is P(heads, a number less than 5 A 1/3 B 5/12 C 2/3 D 5/6 Based on the Info given, i can not figure out the answer to this question.

62. ## physical science

A solution that contains a large amount of salt and a small amount of water is said to be a __________ solution. A. dilute B. unsaturated C. concentrated D. saturated

63. ## vocabulary

Please check for correction ! words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of

64. ## Intermediate Algebra

Find the volume of the air mattress if h = 60 inches and w = 26 inches. The mattress is 2 inches thick.

65. ## physics

You shoot a 57 gram dart vertically upwards from a catapult with a spring constant of 379 N/m. The catapult is initially stretched from the equilibrium point by 30 cm. What is the height above the starting point reached by the dart? Ignore air resistance

66. ## physics

An electron reaches a speed of 3.0 × 107 m/s when released beside the negative plate within a parallel plate accelerator with a gap of 15.0 cm. If the mass of an electron is 9.11 × 10−31 kg, what is the potential difference between the plates?

67. ## physics

Which one of these statements concerning elastic collisions is FALSE? Select one: a. The two objects remain together after collision b. The kinetic energy is conserved c. The momentum is conserved

words to use: curtail, devastate, digress,incentive, incorporate, indispensable,intermittent,rigor,squander and succumb.... Linda never had to work hard to make good grades in high school. But in college, where the rigors of course work were greater, she

69. ## Physics

June stands on the roof of the house which is 22.8 m high and she throws the ball at an initial speed of 4.90 m/s downward at Ben who is 1.80m tall. a) With what speed does she hit her target's head and b) how much time was it in the air? Displacement= 21

70. ## Algebra/not sure what to do

If f(x) = x − 8, find the following. How do I find f(p) Thank you

71. ## Algebra confused/Thank you

Solve the system by graphing. (If the system is inconsistent, enter INCONSISTENT. If the system is dependent, enter DEPENDENT.) 3x + 2y = 5 4x − 3y = 1

72. ## Maths

2014 numbers are placed along the circumference of a circle. When any five successive numbers are added, the total is always 40. What are these 2014 numbers? Please explain how you figured this out. Working is really appreciated.

73. ## statisticsbob

Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. But equally important, also explain what you would do if you owned your own company. Would you pay for your

74. ## chemistry

i need help solving this Benzoic acid is a weak, monoprotic acid (Ka = 6.3 × 10−5). Calculate the pH and the percent dissociation of each of the following solutions of benzoic acid. Then use Le Châtelier’s principle to explain the trend in percent