# Questions Asked onAugust 18, 2014

1. ## statistics

The number of hours that college students sleep on a week night is approximated by a normal curve with a mean of 7 hours and a standard deviation of 1.7 hours. Answer the question below using a z table: On a week night, what percentage of students sleep

2. ## physical science (chemistry)

calculate the number of atoms in 50 dm3 nitrogen gas

3. ## Math

Which shows the product of a number n and 12? A.n-12 B.n/12 C.12n D.n+12 Is the answer D?

4. ## math

A plane flies 90km on a bearing 030 degree and then flies 150km due east. How far east of the starting point is the plane?

5. ## Teaching in Early childhood progras

1)When children rely on outside controls to guide their actions, they're operating at the _______ level of self-regulation. A. adherence B. amoral C. internalization D. identification 2)Which statement most accurately describes the Developmentally

6. ## Teaching in Early childhood progras

Why should teachers offer a variety of small-group activities for children every day? I. The children will be at different developmental levels. II. The children will be coming from different cultural backgrounds. III. Different children will be interested

7. ## maths

How many gold coins are there in a jar of 88 coins,if there are 1/3 as many silver coins as gold coins? The answer is 66, but I cannot work it out,please explain thanks

8. ## physics

A tray held horizontally by a waiter. The tray has a weight of 6N and supports a drink of weight 3N. The waiter provides a force at P (BTW P is at one end). The tray my pivot about point T (BTW T is 5cm away from P) Find the force provided by the waiter at

9. ## Health

Flexibility is the ability to maintain control of your body while stationary or moving. true or false My answer is false because to me flexibility is the ability to move a joint through its full range of motion.

10. ## eng 130

Which statement best illustrate a logical tautology

11. ## math

49. How many integers between 70 and 105 have a reminder of 2 when divided by 15?

12. ## Math

A class us planning a party. A pizza restaurant cuts each pizza into 8 slices. There are 32 students. How many pizzas does the class need to order for each student to have a slice? Explain

13. ## math

The length of a rectangle is 7 m less than triple the width. If w represents the width, write an expression for the length

14. ## American Literature

Compare and contrast the structure and use of figurative language in the two poems “Harlem” by Langston Hughes and “We Wear the Mask” by Paul Laurence Dunbar.

15. ## eng 130

Which statement is most likely to be supported by objective data? A. In infancy the color blue iz associated with boy and pink is associated with girls. B. When in doubt, punt; when certain go for the goal on the fourth down. C. In my view the author's

16. ## Eng

In his essay "revolution of time" Dunn would agree with all of the following statements except

17. ## Science

A car weighing 15,000N rounds a curve of 60m at an angle of 30 degrees. Find the friction force acting on the tires when the car is travelling at 100kph. The coefficient of friction between tires and the road is 0.90

18. ## maths

Mandy can get 100kg of corn cob for \$160 from Matt,on condition that she buys at least 100kg.From another supplier,she can buy 100kg or less for \$1/cob,or more than 100kg for \$0.60/cob.she gets \$5/kg of con cobs or \$1.25 for an individual con cob.if she

19. ## physics

A system has three masses, a 10kg mass is lying on a level surface and is connected on the left to a 6kg mass by a cord passing over a massless,frictionless pulley.And on the right, it is connected to a 9kg mass by a cord also passing over a

20. ## Biology

Reptiles do not live in the Arctic; however, some birds do, even though they evolved from reptiles. In your own words, offer an explanation for this fact. Include information on the metabolic differences between the two groups' bodies, as well as what

21. ## Health

Body fat is defined as the proportion of fat that is in your body compared to your bone and muscle. True or False My answer is true because to me its the component that refers to the ratio of fat to lean body mass.

22. ## math

estimate the total weight of two boxes that weigh 9.4lb and 62.6 lb using rounding and compatible numbers. Which estimate is closer to the actual total weight? why? thanks!

23. ## math

thanks damon! u rock! another quick question....how do you estimate the total precipitation in inches and the total number of days with precipitation asheville and wichita asheville= 47.71 inches 124 days wichita = 28.61 inches 85 days

24. ## math

which numbers should you add to estimate the answer to this problem: 87,087 + 98.000 - 88,000+ 98,000 -85,000+95,000 - 87,000 +98,000 - 80,000+ 90,000 thanks for your help!

25. ## Algebra

Share your answer: there are 80 students in park 12 playing tennis what percentage is not playing tennis?

26. ## Health Part 2

Women who drink are more likely to develop ________ than men who drink the same amounts. A. Liver damage B. Heart disease C. Breast cancer D. All of the above D?

27. ## algebra

The cost of a telephone call is \$0.75 + \$0.25 times the number of minutes. Write an algebraic expression that models the cost of a telephone call that lasts t minutes.

28. ## Algebra 2

A bottling company is filling 32 oz bottles of water. A bottle is accepted if it contains between 32.85 and 31.15 oz of water. What absolute value inequality describes the tolerance of volume of water in the bottle?

29. ## MAth

absolute value problems |30|/|10| + |-2+7|/5 x 8 = 17.4 is this answer correct?

30. ## Health Part 2

Men are at risk of developing alcohol dependence if they consume more than _______ drinks per week and ________ drinks on any single day. A. 18; 5 B. 9; 3 C. 14; 4 D. 5; 2 D?

31. ## Health

If you’re planning to drink, you should ________. A. consider also planning for safe sex B. Have a designated driver or take a taxi C. Avoid driving a boat D. All of the above I think C is dumb, and this lesson was not about safe sex, which points me to

32. ## MAth

when working with numbers (negative and positive)inside absolute value bars are they considered positive and bars removed?

33. ## Health Part 2

Drinking too much increases a person’s chances of being ________. A. Injured or killed B. Incarcerated C. Fired at work D. Divorced there is no book material on this question, common sense says A. but C & D are also possible. Do you object to my

34. ## algebra

There were a total of 2000 tickets sold at a recent sporting event on Saturday. The cost of an adult ticket was \$4.00 and a child's ticket was \$2.00. The total amount of money collected was \$6400.00. How many adult and child tickets were sold at the game?

35. ## Cost

If an item that sells for \$81.00 has a 50.0% markup on cost, what is the cost?

36. ## Health Part 2

Drinking during pregnancy can cause ________. A. brain damage B. abnormal facial features C. Both A and B D. Neither A nor B I put B the first time, because it was the only defect my booklet addressed, it was wrong, C?

37. ## math

If an item that sells for \$81.00 has a 50.0% markup on cost, what is the cost?

38. ## social studies

The homework was that you had to write a word that starts with the letter you get and it has to be about social studies.You have to describe the word and draw a picture about it. X ( a word that starts with x ) (description) (picture) The reason why i am

39. ## Health

Once again there was no reading material for this specific question: Which of the following is true? A. Some levels of tobacco use are safe. B. Some tobacco products do not cause cancer. C. All forms of tobacco are addictive. D. Waterpipes make smoking

40. ## Health

Muscular endurance is defined as the greatest amount of force that a muscle group can exert in a single effort. True or False My answer is false

41. ## Social Studies

what year were england and romans invaded?

42. ## Environmental Science

Answer the questions about the following processes in the space provided below. You only need to indicate a process by its number. For each question list as many processes as apply. Process 1: 6 CO2 + 6 H2O → C6H12O6 + 6 O2 Process 2: C6H12O6 + 6 O2 →

43. ## Social Studies

A person can speak and/or correspond with a cessation counselor via ________. A. Telephone B. Internet C. Instant messaging D. All of the above D?

44. ## math

59. The scale on a map is 1 inch= x miles. What is the distance, in inches, on the map between two cities that are m miles apart?

45. ## statistics

population has mean 53 and standard deviation 12. Calculate the standard deviation of x bar for a random sample of size 12.

46. ## HEalth

Tobacco use kills approximately ________ Americans each year. A. 340,000 B. 640,000 C. 440,000 D. 540,000 I looked it up and its 443k, but that's not on here, C?

47. ## Math

I wounder what is 5(29)? I just really don't under stand how to solve it.

The number of freshmen entering college in a certain year is 621. What type of data is 621? A. Discrete data B. categorical data C. Continuous data

49. ## us history

AFTER 1965 ,WHAT DID BLACK CIVIL RIGHTS LEADERS FIND DIFFICULT TO DO?IS IT TO PROTEST THE VIETNAM WAR NO.C

50. ## math

the distance between DELHI TO Meerut is 75km two trains speed of 100km/h & 80 km/h leave the two station at 8am towards each other at what time will they pass each other

51. ## Teaching in Early childhood progras

_______ are helpful in assessing a variety of children's skills, including both cognitive abilities and motor skills. A. Art projects B. Smiley-face teacher evaluations C. Standardized tests D. Student-led conferences my answer is a.

52. ## Biology

A "tree of life" explains: a. how organisms are related to each other b. how organisms differ from each other c. the lineages of various organisms. d. All of the above

53. ## Math

If a plane flies due north for 70km, then due west for 145km, what would the compass bearing be for the plane from its starting point? Please email me once you have the result at jodie.jebb@moc.sa.edu.au

54. ## Teaching in Early childhood progras

Self appraisals should not be used to assess which of the following? A. Math concepts B. Dispositions regarding tasks C. IEP adherence D. Literacy my answer is c.

55. ## economics

Suppose that the reserve ratio is .25, ad that a bank has actual reserves of \$15,000, loans of \$40,000, and demand deposits of \$50,000. Excess reserves are \$

56. ## eng 122

Question 6. 6. When using the BEAM style of evaluation, which of the following is UNLIKELY to occur? (Points : 1) Writers will probably

57. ## Health

Repetitive and short-term exercises requires anaerobic energy. True or False My answer is False

58. ## ECE

to what means to recognize how many objects are in a small group without having to count each object ?

59. ## Geometry

a carpender is cutting a wooden dowl that is 72 cm long. she wants to cut it into 2 pieces so the 1 piece is 5 times as long as the other. what are the lengths of the 2 pieces?

60. ## Algebra

Simplify 7m² + 6.5n -4n + 2.5m² My answer is 9.5m² + 1.5n

61. ## chemistry

A student needs 1.00 mol of H2SO4 for an experiment. How many liters of 0.60 M H2SO4 does she need to obtain?

62. ## early childhood

Introducing organized sports among young children is not recommended because? A. they lack the necessary physical needed B. they should be making up their own rules C. they lack the social interaction skills needed D. this excludes the teacher or caregiver

Find the equation of the circle incribed in a triangle, if the angle has its sides on the lines: 2x + y - 9 = 0, -2x + y - 1 = 0, and -x + 2y +7 = 0. Draw the figure.

64. ## eave Earth

any one object which you would like to sell in market and prepare 5 lines on it

65. ## English

please help! i have to write an integrated direct quote from a website.. i don't really understand what i'm supposed to write? could someone give me an example of what this means?

66. ## Science

What is the formula used for finding the gravitational pull of a particular mass in physics?

67. ## maths

distance between Delhi and Bangalore is 2300 km,which can be expressed as ?

68. ## Maths

Your change from R50,if you spend y rand

69. ## maths

Distance between Delhi and Bangalore is 2300 km,which can be expressed as ? OPTIONS, 2.3 GIGA METRE,2.3 MEGA METRE

If jill climbed 100 feet more, how many feet above sea level would she be?

71. ## Biology

You want to know if a new species of bacteria we identified (E. glados) has resistance to the antibiotic valinomycin. You make “plates” of LB-agar to culture bacteria on. Some of these are regular LB-agar plates that any bacteria will grow on and

72. ## geometry

angles versus length & height

73. ## chemistry

Equilibrium constant K for some reaction at temperature 300K was found to be 100 .Calculate equilibrium for same reaction at 400K if R= 8.23 change in enthalpy is 5000J

74. ## Health

In addition to causing hallucinations, some hallucinogens also produce ________. A. Rapid, intense emotional swings B. Promiscuity in women C. Animalistic behavior D. All of the above My guess is A.

75. ## Health

For adolescents, risk of drug abuse increases greatly during times of ________. A. Transition B. Divorce C. Changing schools D. Both A and C B?

76. ## ethics and moral reasoning

Robinson describes magnanimity as the mean between the extremes of

77. ## math

Starting from today, every month you save \$500 into a bank account with earns interest at an annual rate of 4%. How much money do you have in the account at the end of 4 years?

78. ## Please check (history-5 Questions)

Please check these and thanks :D 1.A 2.D 3.A 4.(help because i couldn't get it) 5.B ------------------------------------------------------------------ 1.What signifies the period known as history? A. There are written records. B. It is a much longer period

79. ## math

Eric received 76 tokens to use in the arcade at the pizza restaurant. Which of the following inequalities represents the number of tokens Eric used in the arcade? x < 76 x < 76 x > 76 x > 76

80. ## life science

why do desert plants have thorns instead of leaves ?Explain the answer according to theories of Charles Darwin and Jean Baptiste de Lamarck

81. ## chemistry

what is the molar concentration of a solution containing 15,0 g of pottasium chloride in 1,30 dm3 of solution

82. ## math

The length of a rectangle is 7 m less than triple the width. If w represents the width, write an expression for the length The length of a rectangle is 7 m less than triple the width. If w represents the width, write an expression for the length, l.

83. ## Health

Power is the key element that will enhance improvement of muscular strength and endurance. True or False My answer is False because I think there are other factors involved in endurance.

84. ## Programming

In pseodocode, create the logic for a program that accepts input values for the projected cost of a vacation and the number of months until vacation. Pass both values to a method that displays the amount you must save per month to achieve your goal.

85. ## The Atmosphere and the Oceans

Which area in the United States has the highest average number of thunderstorms per year?

86. ## Health

Repetitive and short-term exercise require anaerobic energy. True or false My answer is true

87. ## physics

Radioactive nuclei are produced in an irradiated sample at the rate of 10 s-1. If the number in the sample builds up to a maximum of 1000, calculate the mean life and the half-life of the radioactive nuclei Using dN / dt = P - λ N dN / dt = 1000n /10/ 1 =