# Questions Asked onJune 9, 2017

1. ## Math

Six whole numbers have A median of 10 A mode of 11 A range of 4 Work out a possible set of a six numbers. Write the numbers in order. Thank you.

2. ## Mathematics

Which of the following number sequences could be produced by the expression `2x + x^2`? correctA. 3, 8, 15, 24 B. 1, 3, 5, 7 C. 1, -1, -3, -5 D. 2, 7, 14, 21

3. ## Math

The coordinates A(0, 0), B(0, 3), C(4, 3) and D(4, 0) are graphed and connected together. What 3-dimensional shape will be created when this shape is rotated about the y-axis? Provide an explanation and proof for your answer to receive full credit. My

4. ## Physics 11

Waves travelling along a string have a wavelength of 2.4m. When the waves reach the fixed end of the string, they are reflected to produce a standing wave pattern. How far from the end are the first 2 antinodes? I know that each wavelength has 2 antinodes

5. ## English check my answers

For the following questions, identify the correct form of irregular verbs in the sentences. Choose from the word box below. A. past B. present participle C. past participle 47. Claude is getting a new computer for his birthday this year. (1 point) A B****

6. ## Math

The National Park Service is building a 16-mile hiking trail.They will post a sign every 1/8 mile along the trail, including one at the end.There will not be a post at the beginning of the trail.How many signs will they post along the trail?...

7. ## science

A student is all 32 gram of potassium nitrate in water to prepare 200 ml of solution what is the concentration of solution in terms of mass by volume

8. ## math

How many real number solutions does the equation have? y=-5x^2+8x-7

9. ## math

If 8a−4b=20 and 4a−8b=4, then what is the value of a−b? i got 2

10. ## Math

A carpenter is dividing a board that is 3/4 yd long into 9 equal pieces . What is the length of each piece in yards?

11. ## Math: Probability

Hi, could you please help me? I have been stick on this question for a week and I have tried getting help from my teacher and parents, but I still cant get it. TIA A standard deck of 52 cards consists of 4 suits (hearts, clubs, diamonds, and spades). If a

12. ## statistics

At one college, GPAs are normally distributed with a mean of 2.6 and a standard deviation of 0.6. What percentage of students at the college have a GPA between 2 and 3.2?

13. ## physics

A car is traveling at 33.0 m/s when the driver uses the brakes to slow down to 29.0 m/s in 2.50 seconds. How many meters will it travel during that time

14. ## math

A group of 5 students is to be chosen from a class of 20 students to work on a term project. How many different groups of students can be chosen from the class?

15. ## math

Events A and B are dependent events. The probability that event A occurs is 20%. The probability that events A and B both occur is 8%. What is the probability that event B occurs given that event A occurs? Explain how you found your answer.

16. ## math-probability

In a 16 horse race, what is the probability of choosing the winning trifecta? (Disregard odds on horses)

17. ## math

Events A and B are dependent events. The probability that event A occurs is 20%. The probability that events A and B both occur is 8%. What is the probability that event B occurs given that event A occurs? Explain how you found your answer.

18. ## Physics

a) The recommended daily allowance (RDA) of the trace metal magnesium is 410 mg/day for males. Express this quantity in ?g/s. Express this quantity in b) For adults, the RDA of the amino acid lysine is 12 mg per kg of body weight. How many grams per day

19. ## math

Let f(x) = x^2+7 and g(x) = x+ 3 / x. Find (g (circle) f) (-5) a.) 35/12 b.) 35/32 c.) 32/35 d.) 11/25 I think it is a.

20. ## physics

A heavy uniform bar is carried by two men on their shoulders. The weight of the bar is W. If one man lets it fall from the end carried by him, what will be the weight experienced by the other? A.W B.W/2 C.W/4 D.0 Could someone help me get through this

21. ## Chemistry

Some hydrogen gas is collected over water at 20.0 Cel. and the levels inside the container is the same. The partial pressure of hydrogen is 742.5 torr. What is the barometric pressure as the time the gas was collected. My answer is 742.5 torr = 17.5 torr =

22. ## math

A company manufactures x units of Product A and y units of Product B, on two machines, I and II. It has been determined that the company will realize a profit of \$2/unit of Product A and a profit of \$7/unit of Product B. To manufacture a unit of Product A

23. ## math

A financier plans to invest up to \$500,000 in two projects. Project A yields a return of 8% on the investment of x dollars, whereas Project B yields a return of 13% on the investment of y dollars. Because the investment in Project B is riskier than the

24. ## math

If 16 men can construct 800 tables in 9 days how long will it take 15 men to construct 1000 tables if they work at the same rate

25. ## Math

The population, in millions, of a city t years after 2000 is given by the function P(t) = 2.9 - 0.008t. Which statement is true? A. The population is increasing by 8,000 people per year. B. The population is decreasing by 8,000 people per year. C. They

26. ## Math

A bag contains 6 red marbles, 3 white marbles, and 7 blue marbles. You pick a marble without looking. Find the probability of drawing a white marble. A. 3/7 B. 7/16 C. 3/16 D. 13/16 Please help please and thank you

27. ## Maths

A tub is filled in 20mins but there is a leakage in it which can empty the full tub in 1hr in how many minutes can it be refilled

28. ## Science

1. Which of the following is true about the electric charges on the objects below? a. The ball on the right has a positive charge and the ball on the left has a negative charge. b. The ball on the left has a positive charge and the ball on the right has a

29. ## Math

List three different ways to write 5^11 as the product of two powers. Explain why all three of your expressions are equal to 5^11 Need some help Please!!

30. ## physics , math

The hydrostatic equation holds not just for air, but for other fluids such as water (air, though it is a gas, is often referred to as a 'fluid') as well. In the case of water the equation becomes even easier, as water (as opposed to air) can be treated as

31. ## Music

In an essay, describe how a composer would incorporate rhythm, dynamics, melody, harmony and texture, and timbre into a composition to add interest and character. Remember to discuss what each of these elements does. I'm not sure exactly how to start this

32. ## Physicsc

Three charges are produced on the Verticus of the squareof side 1m then find the resultant force on any one of the corner.

33. ## math

write an equation in standard form for the ellipse with foci (7,0) and (-7,0) and y intercepts 6 and -6

34. ## math

Solve the linear programming problem by the method of corners. Find the minimum and maximum of P = 3x + 2y subject to 3x + 5y ≥ 20 3x + y ≤ 16 −2x + y ≤ 2 x ≥ 0, y ≥ 0 The minimum is P = at (x, y) =

35. ## Math

The graph shows the progress of a car which traveled 300 km in 5 hrs. Assuming that its speed remained constant, how far had the car gone after 2 hrs?

36. ## math

If a digit can be used more than once, what is the probability that the last two digits of a randomly generated 5-digit number are both 4? A. 1/100 B. 1/90 c. 1/81 D. 1/10

37. ## physics

a man can row a boat at 5km/hr. in still water and waits to cross a river to a position exactly opposite his starting point. If the river is 5km wide and is flowing at 4km/hr. eastwards find by scale drawing the direction in which he must set off in order

38. ## Math

Given the function f(x) = 3x +4 Determine the value of f(x) for the point (-1, f(x))

39. ## Math

Jake is walking up hill in the sand. Every step Jake takes he climbs 2 feet up, but slides down 6 inches. How far has Jake traveled if he has taken 8 steps?

40. ## Math

If f(x) = -3x + 8, find f(5)

41. ## math-probability

Is there a fast way to list all the possible permutations for the letters A B C D? This also includes AAAA, BBBB, CCCC, DDDD, ABBB, ACCC, ADDD, etc

42. ## math-probability

Bob buys three tickets in a raffle in which 500 tickets are sold. What is the probability of him winning" a) 1st prize b) 1st and 3rd prize c) 2nd and 3rd prize Helping me with either a, b, or c should help me answer the other questions, thanks.

43. ## Physics

What is a fatigue fracture

44. ## Algebra

How to use (3+a+b)3 to a commutative law of multiplication to a equivalent equation

45. ## Algebra

When 345 is added to a number, the result is 987. Find the number?

46. ## Trigonometry

The light on the Prince Shoal lighthouse is 25m above water level. From a position behind the light, the angle of the depression of the sailboat is 12 degrees. How far is the sailboat from the lighthouse, to the nearest metre? (I have no idea how the

47. ## history

Explain how the Lend/Lease Act meant that the United States really wasn't being "neutral" before they joined WWII.

48. ## math

A bus travels 70km/h for xhours and then at 80km/h for (0.5x+3) hours. If the total distance traveled is 460km, find x to the nearest minute.

49. ## math

If m/n =5, then m^2−25n^2 = i got 0

50. ## math

What is the value of x^2+y^2? if x+y=10 and x−y=8 i got 52(x=6, y=4) but its wrong

51. ## Anatomy

What is the the muscles nervous systems ? Muscles are: Smooth muscle Skeletal muscle Cardiac muscle

52. ## Anatomy

Why is feedback and homeostasis so important? How do they connecf? What would be the consequence if the homeostasis was not stable.

53. ## Human resources management

human resources planning is a waste of time and resources and its is unnecessary. Discuss.

54. ## Algebra

how many different two letter arrangements can you man using the letters a,b,c,d,e

55. ## physics

an x ray tube operate at 20kv and the current through it is 5mA. determine 1 number of electrons striking the target per second 2 the speed of electrons when they hit the target

56. ## math

Can you please help me simplify this into one fraction? 3/(x-3) - 5/(x/2) Here are the options: A) -2x+9/(x-3)(x-2) B) -2x/(x-3)(x-2) C) -2x-9/(x-3)(x-2) D) 2x+9/(x-3)(x-2) I think it's option D but I'm not so sure :(

57. ## chemistry

How do I round 7,366.3275 to an exponent. My answer is 7.37 x 10 to 7th power am I right. Thanks

58. ## Algebra

What is the equation of the line, in slope-intercept form, that goes through the point (2,-3) with m=6 ?

59. ## physics

A ball is thrown vertically upwards with a velocity of 2 m/s. It is seen at height h twice. Find the sum of the times, measured in seconds from the moment the ball is thrown, at which it is seen at height h. Take g=10m/s² Neglect air resistance.

60. ## Mathematics-Integration

Using a suitable substitution show that integrate {[ln|1+x|]/[1+(x)^2]} from 0-1 = (π/8)ln|2| On this one, I don't really have any ideas of going forward solving this.I don't see a substitution which will simply the integral.

61. ## Mathematics -Integration : to Steve

But how do we integrate ln|1+tanx| da X=theta =int.[ln|cos x|dx] +int.[sin x| dx ] - int.[ln|cos x| dx] ?