# Questions Asked onAugust 28, 2016

1. ## english

In Expanded Academic ASAP and other periodical databases, it's best to put your exact phrase in A. parentheses. B. between dashes. C. quotation marks. D. between asterisks.

2. ## physics

A bus is moving at a speed of 20m/s beyond to slow at a constant rate of 3m/s each second find how far it goes before stopping

3. ## Math. Need help

1.if g=5 and k=1, evaluate 9+gk a. 13 b. 14 c. 15 d. 16 2.Evaluate a-b^2/b if a = 10 and b = 2. a. 1 b. 3 c. 8 d. 32 3.Evaluate 3xy^2 - y if x = 2 and y = 5. a. 26 b. 30 c. 120 d. 145 4.Evaluate 2d + d^2/3 if d = 6. a. 4 b. 12 c. 14 d. 24 5.Evaluate

4. ## Economics

Injections into the income-expenditure stream include: a) investment and imports. b) investment and exports. c) transfers and imports. d) transfers and exports.

5. ## geometry

Sammie bought just enough fencing to border either a rectangular plot or a square plot. The perimeter is of the plots are the same. How many meters of fencing did she buy? On the square I know all 4 sides are the same. so I would have 4(x+2)as an equation

6. ## Zoology

Give ecological anď economic importance of protozoa (Noctiluca,Eimeria,and Opalina)

7. ## percentage

Madhu's income is RS 12000 per month . She pays 20% tax on monthly income above Rs 2000 and she spends 30% of the remaining income. How much does she save annually

8. ## Physics

Initial Statement: A soccer ball is kicked with an initial horizontal velocity of 15 m/s and an initial vertical velocity of 14 m/s. 1) What is the initial speed of the ball? 20.518 2) What is the initial angle θθ of the ball with respect to the ground?

9. ## Chemistry

How many potassium ions are present in the following: 1) 3 moles of potassium chloride.

10. ## math

use an integer to represent the change in the airplanes height.an airplane descends 5,000 feet.

11. ## Organic Chemistry

The pKa of CH3COOH is 4.76. What statement describes a solution of CH3COOH at pH of 6.4?

12. ## Bio physics chemistry pre medical

The vitamin a has a molecular formula c 20 h 30 o. How much no of molecules will be vitamin a has in 500mg capsule?

13. ## physics

a ball projected vertically upwards from the top of the tower 60 meters high with a velocity of 30 meters per second. what is the maximum height above the ground? how long does it take to reach the ground?

14. ## physics

Simpson drives his car with an average velocity of 48.0 km/ to the east. How long will it take him to drive 144 km on a straight highway?

15. ## Chemistry

How many electrons involved in the reduction of one mole of Al2o3 to aluminium metal

16. ## Math

A water tank is 5m tall and has a diameter of 3,5m.calculatethe capacity (volume) of the tank

17. ## zoology

What is economic importance of protozoa Noctiluca

18. ## math

Use an integer to represent the change in the airplane's height. An airplane descends 5,000 feet.

19. ## physics

A 5-kg block lies on a smooth table top. A horizontal string connected to the block is passed over a small pulley at the edge of the table, and a body of mass 8 kg is hung from the other end of the string. Find the tension in the string and the

20. ## Calculus

If θ is an acute angle and tan(θ)=5/12, then sin(θ)=??

21. ## Math

A rectangular garden is 30 m long and 20 m wide. A path of uniform width is set around the edge that reduces its area to 375m^2. What is the width of the path?

22. ## Physics

Michael flies in an airplane due north to Michigan. The pilot encounters a direct crosswind from the west of 120 mph. What direction must the pilot steer in order to end up with a resultant of due north and average velocity of 120 mph? Measure and

23. ## Chemistry

The weight of kclo3 which thermal decomposition o2 gas sufficient for the combustion of 1.12 litres of ethlene gas at STPis

24. ## Algebra 2

A single card is chosen at random from a standard deck of 52 playing cards. What is the probability of choosing a card other than a queen or a king?

25. ## Math

The sides of a rectangle are x and 3-2x.Express the rectangle's area as a function of x.Express the rectangle's perimeter as a function of x. Explain why x cannot equal 2. Area= L x W A= x (3-2x) A= 2x^2 + 3x Perimeter= 2(L + W) P= 2(x+3-2x) P= 2(3-x) P=

26. ## science

Ryan wants to identify an element. Which piece of information would best help Ryan identify the element?

27. ## Math College 115

According to a 2010 Kaiser Family Foundation report, during 2009 spent almost every waking hour outside of school using electronic devices such as iPhones, computers, or televisions. Those aged 8 to 18 spent an average seven and a half hours a day in 2009

28. ## Math

Matt and Carla together can mow a lawn in 8 hours, alone Carla takes four times longer than Matt. How long does Matt take?

29. ## Math

In a right angled triangle, the length of a hypotenuse is 10 cm. Of the two shorter sides, one side is 2 cm longer than the other side. i) Find the lengths of the two shorter sides. ii)Hence, find the area of the triangle.

30. ## Chemistry

7. A 100.00g sample of the gaseous hydrocarbon ethane is a gaseous hydrocarbon, with 79.89g of carbon and 20.11g of hydrogen. Ethylene is a different gas phase hydrocarbon. A 100.00g sample of ethylene has 85.63g of carbon with 14.37 of hydrogen. A sample

31. ## calcus

Related Rates Problem An isosceles triangle with a base of 20root3 cm long. If the length of the leg decreases at rate 3 cm/h, find the rate of decreasing of the area of the triangle in the instant at which the triange becomes equilateral

32. ## Algebra

A hot air balloon begins its descent at a rate of 22 1/2 feet per minute. How long will it take for the balloon's elevation to change by -315 feet?

33. ## Physics

Hi everybody! I need this quick answer, please help! The beam AB in the figure has length 3L and uniform section stiffness EI. The beam is fixed at A(x=0) and loaded by an upward concentrated force, P, applied at its free end B(x=3L). A concentrated moment

34. ## College math

Determine the balance of \$10,000 is invested at an APR of 9% compounded monthly for seven years.

35. ## Maths

If two sides of a triangle are 6cm and 8cm respectively. What can be the length of other side?

36. ## English

1. He smiled brightly, and he extended his hand.(simultaneous situation) 2. He smiled brightly, and he extended his hand at the same time.(simultaneous situation) 3. He smiled brightly, and then he extended his hand. (not simultaneous situation) 4. After

37. ## maths

The ratio of sheep to cattle is 3:1 I want to know how to calculate the number of sheep if there's a total number of animals to be 288

38. ## p.s

calculate the mass of ice required to lower the temperature of 300 gm of water at 40degree celcius to water at0 degree celcius.

39. ## Math

Rename 1/10 as a percent

Please need a vision statement for a chocolate store. Do know where to start

41. ## Bio physics chemistry pre medical

Vitamin a has a molecular formula c 20 h 30 o. How much no of molecules will vitamin a contian in 500mg capsule? ? Plz tell me now tomorrow is my test .I will be very grateful of u. .

42. ## Algebra

The perimeter of a pool table is 40ft. The table is three times as long as it is wide. What is the length of the pool table? Show work

43. ## Urgent Math

Please solve it in step by step. integrate: ∫(cot2x-csc2x)^2 dx

44. ## maths

find the magnitude of one exterior angle of a regular polygon in which one interior angle is 140 .

45. ## Chemistry

if 12.8g of NaCl is added to 243.2 mL of water (density (1.00g/mL)). the volume occupied by the solution is 250.0 mL. Calculate the density of the salt water.

46. ## Calculus

Hello my problem is the next one: g is a function between the interval (a,b)and "p" is a fixed point in (a,b) that`s mean that g(p)=p. If g can be derivated in that interval and /g(x)/

47. ## PHYSICS

JOHN WANTS TO PADDLE HIS CANOE ACROSS A RIVER THAT IS 200M WIDE, HE STARTS FROM THE EAST SIDE. THE WATER CURRENT FLOWS NORTH-SOUTH AT 0.5MS^-1. IT TAKES JOHN 252S TO CROSS THE RIVER. 1. DRAW A DIAGRAM TO GRAPHICALLY REPRESENT THE VELOCTY VECTORS OF THE

48. ## Statstics

According to a survey by Topez Enterprises, a travel auditing company the avg error by travel agent is 128. suppose this figure was obtained from random sample of 41 travel agent & standard dervivation is 21. What is the point estimate of the national avg

49. ## Bio physics chemistry pre medical

Methane react with steam to form h2 and co. . what volume of h2 can be obtained from 100cmcube of methane at the standard temperature and pressure? ?

50. ## Algebra two

Find the quotient and remainder 452÷8

51. ## Math Need Help

Integrate it step by step: ∫((2x+4)(2x-1))/(3x-2)

52. ## Math

Let f(x) = 3x + 2 Find f(a) and f(2a). I'm confused, can someone help me?

53. ## Chemistry

Dissolved 0.7500 g calcium chloride dihydrate and impure, in distilled water and the volume was elevated to 200.00 mL in a volumetric flask. A rate of 10.00 mL of the same consumed the titration 18.9 mL 0.0125 M EDTA using CALCON as indicator. What is the

54. ## algebra

Here are the scores of 13 students on an algebra test. 55 , 57 , 60 , 60 , 65 , 68 , 70 , 70 , 80 , 80 , 84 , 89 , 92 Notice that the scores are ordered from least to greatest. Give the five-number summary and the interquartile range for the data set.

55. ## Bio physics chemistry pre medical

Methane react with steam to form h2 and co. . what volume of h2 can be obtained from 100cmcube of methane at the standard temperature and pressure? ?

56. ## math

Dillan has a new cd with 6 songs on it. He puts it on random play. How many ways can the songs play ?

57. ## Science

Imagine you designed an experiment that investigated the effect of feeding yeast cells different concentrations (0, 5, 10, 15, 25%) of sugar solutions. The yeast used the sugar to do cellular respiration and make CO2 as a waste product. The volume of CO2

58. ## math

A product of a two digit number is24 when the number is reverse exceed the original number by 27 find the number

59. ## Physics

The driver of a sport car pushed down the accelerator so that the engine pushes the care forward with a force of 2500N,s tarting from rest. How fast the car can go after 20s later? I have tried this by using v=u+at but i don't have a. From F=ma, i cant get

60. ## algebra

The length of a rectangle is twice its width. The perimeter of the rectangle is 126ft.

61. ## Bio physics chemistry pre medical

Vitamin a has a molecular formula c 20 h 30 o. How much no of molecules will vitamin a contian in 500mg capsule? ? Plz tell me now tomorrow is my test .I will be very grateful of u. .

62. ## Math

How do you write 210,004,050 in standard form?

63. ## Math science

If the numbers never end is zero the end number?

64. ## maths

Help me this. The first term of the GP exceeds the second term by 4 and the sum of the second and third terms is 2 by 2/3.Find the first four terms?

65. ## Math

I need some help with this please. Find the height of a triangle where area=14 and base=4

66. ## Computers

what Word feature allows someone to return a document to you with their edits noted in the electronic file?

67. ## math

Determine the balance of \$8,750 is invested at an APR of 3.25% (simple interest) for ten years.

68. ## math

(2x-3y4)3(x3 + y)0 / (4xy-2)3

69. ## Chemistry

One volume of a hydrocarbon require 3 volume of oxygen for complete combustion then formula for hydrocarbon

70. ## Science

Find linear momentum when a stone of mass 50kg is thrown from a height 10m

71. ## math

If a convex quadrilateral polygon has two rectangle and each angle is120° then what is the no of sides of polygon?

72. ## Math or Maths???

Which word is correct to use? Math or Maths?

73. ## Math

Flower bed with 6m long and 2m wide. If each edges is 1m,how many concrete edges are there?

74. ## Honors Physics

How do you determine the mass of fuel in a semi truck?

75. ## Math

Graph both equations and conpare the rate of change in both graphs. 1: y = 2x + 1 2: y = 1/4x - 2 I've already graphed them correctly, but comparing the rate of change confuses me. ( Doing summer HM ) I did 2 x 1/4 and got 8. Is this correct?

76. ## math

Formula of Area of triangle in coordinate geometry