# Questions Asked onAugust 1, 2015

1. ## Algebra

The boat travels 60 miles to an island and the same 60 miles coming back. Changes in the wind and tide made the average speed on the return trip 3 mph slower than the speed on the way out. If the total time of the trip took 9 hours, find the speed going to

2. ## Chemistry

What is the correct order of increasing acidity of the following acids;HF,HI,HCl,HClO4 and HBr.

3. ## alpha

Secø + tanø=x Then find the value of secø

4. ## MATH

the fist term of a geometric series is 1, the nth term is 128 and the sum of the n term is 225. Find the common ratio and the number of terms?

5. ## Physics

A softball player swings a bat, accelerating it from rest to 8 rev/s in a time of 0.3 s. Find the torque the player applies to one end of the bat. Approximate the bat as a 2.2 kg uniform rod of length 0.95 m.

6. ## Math

What is the 11th term of the following geometric sequence? Enter a whole number 7/9,-7/3,7,-21,63

7. ## Physics

A gymnast with a mass of 54 kg stands on the end of a uniform balance beam as shown in the figure. The beam is 5.00 m long and has a mass of 250 kg. Each support is 0.54m from the end of the beam. What is the force on the beam due to support 2? 0

8. ## Physics

Consider the figure above, where a rigid beam of negligible mass and 10 m long is supported by a cable attached to a spring. When NO block is hung from the beam, the length L (cable-spring) is equal to 5 m. Assume that immediately after block (weight of

9. ## Chemistry

A sample of nitric acid has a density of 1.42g/cm3 and contains 69.5% by weight of the pure acid.What is the molarity of the solution?

10. ## net

An owner list his home and agrees to pay a 6% commission provided he nets \$10,000 after paying the commission and the balance of his mortgage, which is \$75,000. To the nearest dollar, what should the selling price be to net the owner his \$10,000?

11. ## Physics

A small 700 g ball on the end of a thin, light rod is rotated in a horizontal circle of radius 1.5 m. Calculate the torque needed to keep the ball rotating at a constant angular speed if the air resistance experienced by the ball is 0.1200 N. Ignore the

12. ## Physcis

A uniform meter sick of mass 200 g is held horizontally by two vertical strings, one at the zero cm mark and the other at the 89 cm mark. Find the tension in the string at the 89 cm mark.

13. ## net

An owner lists her home at a 7% commission rate and wants to net \$45,000 after paying the mortgage balnce of \$68,000 and the broker's commission. To the nearest dollar, what should the selling price be to net her \$45,000?

14. ## maths

if the price of an orange was raised by 1/2k per orange, the number of oranges a customer can buy for #2.40 wil be less than 16.what is the price of an orange

15. ## trigonometry

1/sin2A+cos4A/sin4A

16. ## chemistry

If 25ml of 3M HNO3 AND 75ml of 4M HNO3 ar

17. ## Statistics

4. The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. For each of the following problems: (a) draw a rough sketch,

18. ## Thank You To All of You Who Help

Thank you to all the people that answers questions on this website. It is truly helpful to people like me. I don't know how to respond to those of you that help me, but Thank You!

19. ## chem

the mass/volume percent of a NaCl solution in which 136 g of NaCl is dissolved in enough water to give a total volume of 4.90 L .

20. ## Afford

If a narrower can afford to make monthly principal and interest payment of \$1,000 and the lender will make a 30 year loan at 8-1/2%=7.69 using amortization table. how large a loan(rounded to the nearest \$100) can this buyer afford?

21. ## Managerial Accounting

Inmelt Corp charges price of \$6.50. Total Fixed Cost is 314,400. per year, break-even point is 131,000 units. What is the variable cost per unit.

22. ## Managerial Accounting

Doughboy Bakery would like to buy a new machine for putting icing and other toppings on pastries. These are now put on by hand. The machine that the bakery is considering costs \$78,000 new. It would last the bakery for ten years but would require a \$9,000

23. ## Physics

Consider the figure above consisting of three particles of mass m attached to a massless rod. Given an axis of rotation through point P, the rod rotates as shown in the figure. If the rod is released from rest in the horizontal position at t = 0. What is

24. ## physics

a fan rotates speed of 600rev per min the power is cut it stopped after 60 rev find time

25. ## Organic chemiststry

What type of alcohol is used for processing alcoholic beverages?

26. ## Algebra problem

A cyclist travels at an average speed of 12km/h. At this rate how far will he travel in 9h What's the equation for this?

27. ## university of phoenix

Suppose y is directly proportional to x and that y = 40 when x=5. Complete parts (a)and(b). Find the constant of proportional k. k= (b)use y=ky to find y when x=9 y=

28. ## black river

Mathematics How high is the tree if I had 5m 4m how high is the tree

29. ## English

Explain Dr Charles DA Costa's theory on racial stereotyping in animation films

30. ## Statistics

5. For the data presented below, answer the questions that follow. Score on political Score on current Individual awareness test events test 1 24 23 2 16 12 3 11 11 4 9 6 5 8 13 6 14 11 7 17 16 8 19 16 9 21 21 10 25 25 11 18 11 12 13 13 13 11 14 14 6 10 15

31. ## math

the general solution of the diff. eq. is y' = (1/x)(y/(1-y)) - (1-x)(y/(1-y)) what is the implicit form? what method would I use for this?

32. ## Science

The following questions concern the iconic Nestle Toll House Chocolate Chip Cookie recipe, shown below: 2 1/4 cups all-purpose flour 1 teaspoon baking soda 1 teaspoon salt 1 cup butter or margarine, softened 3/4 cup granulated sugar 3/4 cup packed brown

33. ## algebra 117 A

Suppose y is directly proportional to x and that y = 40 when x=5. Complete parts (a)and(b). Find the constant of proportional k. k= (b)use y=ky to find y when x=9 y=

34. ## Chemistry

Explain why a catalyst speeds up a chemical reaction.

What is the punctuation? Zora's tree produced to much fruit. She gives them away there to her friends and neighbors.

36. ## Math

A certain recipe requires 6 2/7 cups of flour and 7 2/9 cups of sugar. A) if 6/5 of the recipe is to be made, how much sugar is needed? Write your answer as a proper or improper fraction: B) if the above ingredients are required for one batch, find the

37. ## philosophy 208

According to the video “Religion, War, and Violence,” Just War Theory asserts that military intervention (Points : 1) can be seen as an act of altruism must always have an altruistic component must be primarily an act of altruism must never have an

38. ## Organic chemistry

What type of alcohol is used in the production of alcoholic beverages?

39. ## Engineering

How to solve this equation : log(base10)x - log(base10)y = 2

40. ## physics

If a staircase has five steps each 1.45m high and 1.5m wide. A ball is placed on the top of the staircase what maximum (horizontal) velocity be given to the ball so that it directly hits the lowest plane?

41. ## High school Algebra

For the following example: 5 * 6 - 2 * 4 = 30 - 8 Does this represent the substitution property? I am assuming yes since you are substituting 5*6 for 30 on the other side of the equation. Thank you to those who answer. I was not sure how to send a thank

42. ## PSY 303

This theory of psychology proposes that dysfunction begins in infancy, and emphasizes the importance of unconditional positive regard as a vehicle for becoming constructive and productive adults

43. ## English

Ideas on how to deal with racial stereotyping

44. ## English

How can animated jungle animals, sea creatures, fairies, cars and other non-human characters can be used to represent race

45. ## science

what is heat?

46. ## economics

what are welfare payments or consumer subsidies?

47. ## math

Jason invested \$13700 for 2 years and received \$1096.00 in interest. At what rate did he invest if the interest was calculated using the simple interest formula? Use the formula

48. ## math

if y=y(x) is a solution of y' = y/x + x/y and y(1)=2 then y(e) is ? so I used the homogeneous equation method and subbed v=y/x then found y' = xv' +v and subbed those into the original equation to get xv' + v = v +1/v what do i do from here?

49. ## Probability/Statistics

The teacher of a mathematics class has written up the final exam, but wants the questions to be random for each student. There are 28 students in the class, and the test has 100 questions. Each question has four possible answers. a. After reading carefully

50. ## Chemistry

How many moles of Ag2CrO4 will be produced from 6 moles of AgNO3?

51. ## Algebra

how do you solve this, its about rational expressions ?? 4 2 -------- + -------- X^2–4x+1 x^2-1

52. ## poly technic

A bullet strike uniform plant with a velocity 400m/s snd comes out with half of that velocity. What should be the velocity of the out coming bullet.If the plant were half thick?

53. ## science

what is the farenheit celsius kelvin of 300 ml of coffee . ?