Questions Asked on
June 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.

    asked by Lewis
  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

    asked by Miller
  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

    asked by kat
  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

    asked by Kayla
  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****

    asked by Anon
  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?...

    asked by ...
  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

    asked by PARNEET
  8. math

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

    asked by taylor
  9. math

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

    asked by allie
  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?

    asked by RC
  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

    asked by Candice
  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?

    asked by john
  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

    asked by torrance
  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?

    asked by kms
  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.

    asked by kms
  16. math-probability

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

    asked by Anonymous
  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.

    asked by L
  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

    asked by aj
  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.

    asked by amelia
  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

    asked by Mr. Someone
  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 =

    asked by Star
  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

    asked by Brian
  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

    asked by Brian
  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

    asked by victor
  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

    asked by Zack
  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

    asked by Help Please!
  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

    asked by David
  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

    asked by We Had A Bonding Moment!
  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!!

    asked by Valerie
  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

    asked by ash
  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

    asked by Nikki
  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.

    asked by Sherly
  33. math

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

    asked by Anonymous
  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) =

    asked by Brian
  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?

    asked by Jack
  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

    asked by kms
  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

    asked by franklin
  38. Math

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

    asked by Zack
  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?

    asked by Zack
  40. Math

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

    asked by Zack
  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

    asked by Anonymous
  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.

    asked by Anonymous
  43. Physics

    What is a fatigue fracture

    asked by Michael
  44. Algebra

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

    asked by Trina
  45. Algebra

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

    asked by Trina
  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

    asked by Molly
  47. history

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

    asked by nick
  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.

    asked by Luke
  49. math

    If m/n =5, then m^2−25n^2 = i got 0

    asked by allie
  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

    asked by allie
  51. Anatomy

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

    asked by Pam
  52. Anatomy

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

    asked by Pam
  53. Human resources management

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

    asked by Kaythy
  54. Algebra

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

    asked by Anonymous
  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

    asked by jibril
  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 :(

    asked by Lydia
  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

    asked by Star
  58. Algebra

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

    asked by Britnee
  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.

    asked by un
  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.

    asked by Shenaya
  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] ?

    asked by Shenaya
  62. math

    Sarah taking a 4 week holiday, Sarah received a payment of $2444. Which represented her holiday loading (17.5%) plus her usual pay over the 4 weeks. Calculate her yearly salary (excluding the 17.5% holiday loading)(1year=52 weeks)

    asked by Anonymous
  63. Maths

    b.Find the seventeenth term of an Arithmetic Progression, whose 9th and 15th term are 19 and 37 respectively.

    asked by John