# Gail

Popular questions and responses by Gail
1. ## Trigonometry

Find all degree solutions. (Enter your answers as a comma-separated list. Let k be any integer.) 2 cos2 6θ + 3 cos 6θ + 1 = 0

You conduct a survey of a sample of 25 members of this year’s graduating marketing students and find that the average GPA is 3.2. The standard deviation of the sample is 0.4. Over the last 10 years, the average GPA has been 3.0. Is the GPA of this

3. ## Algebra

In six years Jill will be twice as old as Amanda. One year ago Jill was nine times older than Amanda. How old is Jill now? I tried 6 + 2x = x because in six years Jill will be twice Amanda's age, but this doesn't work. I need a formula to work out but

4. ## Statistics

Suppose that the distance of fly balls hit to the outfield (in baseball)is normally distributed with a mean of 250 feet and a standard deviation of50 feet. a. If X = distance in feet for a fly ball, then X ~ _____(_____,_____) b. If one fly ball is

5. ## physics

Suppose a stone is thrown at an angle of 30 degrees below the horizontal, if it strikes the ground 57m away, find (a)the time of flight, (b)the initial speed, and (c) the speed and the angle of the velocity vector with respect to the horizontal impact.

6. ## statistics

A college student takes a standardized test and scores a 163. If the mean is 155 and the standard deviation is 7, what is the student’s percentile rank? (Assume a normal distribution.)

7. ## mathematics

Given the points A(-1;-1) ,B(2;5) ,C(-1;-5/2) and D( X;-4) andAB perpendicular to CD, determine the value of X

8. ## Math

The question is that the length of a rectangle is 15 and its width is w. The perimeter of the rectangle,at most,50. Which inequality can be used to find the longest possible width? A. 30+2wor=50 so I did L=15 p=2(15)+2w

9. ## stoichiometry

How many moles of hydrogen are needed to completely react with 2.0 moles of nitrogen? N2 + 3H2 -- 2 NH3

10. ## biology

Which process occurs in fungi and has the opposite effect on a cell's chromosome number than does meiosis I? karyogamy mitosis plasmogamy crossing-over binary fission I know that it is not mitosis. And I don't think that it is crossing-over. I was thinking

Bebo wants 6/10 of floor tiles to be red. If she uses 18 red tiles, how many square tiles will be used to cover the floor. Show an area model

12. ## psy 410

Which of the following is NOT usually one of the effects of abuse on a child?

13. ## Poly

Find the indicated limit, if it exists. -4 -12 -8 The limit does not exist.

14. ## Math

Juan bought two new tires for his bike. He also had the bike tuned up. The total bill was \$65. How much did Juan spend on the 2 tires? My daughter thinks just divide by 2 and they are 32.50

15. ## Chemistry

Dinitrogen tetraoxide decomposes to give nitrogen dioxide. Calculate the equilibrium concentration of NO2 at 100oC if the equilibrium constant is 0.200 and [N2O4] = 0.800M. N2O4(g) ¡ê 2 NO2(g)

16. ## algebra

•What are two symbolic techniques used to solve linear equations? •Which do you feel is better? •Explain why

which of the following would not be an informative or positive message? summary, procedures manual, transmittal, and direct request

A metal block of volume 1 * 10^3 cm^3 is suspended from a thread as shown in the diagram. It is lowered into a beaker of liquid of unknown density until it is completely immersed but does not touch the bottom of the beaker. The beaker rests on a balance.

19. ## geometry

how would I draw a shoe using 2 acute and 2 obtouse angles

20. ## physics

A mountain climber friend with a mass of 80kg ponders the idea of attaching a helium-filled balloon to himself to effectively reduce his weight by 25% when he climbs. He wonders what the approximate size of such baloon would be.

21. ## Math

Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is "no solution" or "infinitely many solutions" and state how you arrived

22. ## biology

All of the following important concepts of population genetics are due to random events or chance except mutation natural selection the bottleneck effect the founder effect sexual recombination I am pretty sure that the answer would be "natural selection",

23. ## Biology

Darwin was able to formulate his theory of evolution based on several facts. Which of the following facts was unavailable to Darwin in the mid-nineteenth century? Natural resources are limited. Individual organisms in a population are not alike.

24. ## biological science

please discuss physiologically the importance of human tissues

25. ## Math

What is smallest 3 digit number using 1,0,6,2,9,7, with digits repeated and without digits repeated?

26. ## Phycis

How much kinectic energy does a ball have when it is 25 meters from the ground with the potential energy of 1470J

27. ## Math

What if I want a garden with 88 square feet and the length measures 11 feet. Is the equation for this 11wx8=88?

28. ## Math

-1/2 divided _____________= -7/3 how do I get the number that equals -7/3

29. ## Math

The temperature at noon is 75 degreesF. The temperature drops 3 degrees every half hour. What is the temperature at 4.pm. I'm studying Multiplying Rational numbers and I don't know how to set this up.

30. ## psychology

1. Choose a behavior you would like to shape on someone you know. Select a terminal and initial behavior and the steps you would use to shape the behavior. Would you utilize punishment or reinforcement? Would fixed or variable outcomes play a role in your

31. ## Math

How much money would a person need to deposit today at 9% annual interest compounded monthly to have 12000. in the account after 6 Years?

32. ## Newtons Law of Cooling

A salad with a temperature of 43F is taken from the refrigerator and placed on the table in a room that is 68F. After 12 min the temperature of the salad is 55F. What will the temperature of the salad be after 20 min.

33. ## algebra

Graph the piecewise function given by f(x)= -1/3x +2, x0

34. ## algebra

The area of a rectangle formula is A = lw. Suppose that the width is 5 less than the length. Express area as a function of the width.

35. ## precal

what is the 7th geometric sequence when a10 is 9 and a13 is -72

36. ## Accounting 205

help with paper on basic transaction processing fr Richard Simmons

You are developing a data base for Army tracked combat vehicles and you are normalizing the data base to base year 2007 dollars. What number would you enter into the data base for a vehicle budgeted at \$1,725,000 in the FY08 appropriation?

38. ## mathematics

The base of a pyramid is a regular hexagon consisting of six equilateral triangles with side of 30cm .Calculate the area of the base of the pyramid?

39. ## English

Explain why the literary work captured your interest, using term and concepts form the text to support your explanation.

40. ## math

Can you double check my answer for me. The question is Corinne calculated the area of a paper plate to be 50.27 square inches. If the actual area of the plate is 55.42 square inches , what is the relative error in calculating the area, to the nearest

41. ## math

Can you let me know if I got the correct answer. The question says the expression (10w^3)^2/5w is equivalent to? I got 20w^5 , Is this correct? Thanks

42. ## Physics

A compact disc spins at 2.7 revolutions per second. An ant is walking on the CD and finds that it just begins to slide off the CD when it reaches a point 2.6 cm from the CD's center. (a) What is the coefficient of friction between the ant and the CD?

43. ## Math

For a fundraiser the soccer team is planning to sell potting soil. The two boxes they will use to sell the soil are shown below. How much do you think they ought to charge for the larger box of potting soil based on the volume of the two boxes? Explain in

44. ## Math

Merrie is putting away the 1 cubic centimeter blocks. She has a box that is 24 cm by 12 cm by 6 cm. How many cubes can she put away in this box?

45. ## health and wellness

what are some of the most important elements of health and wellness? explain your response in 150 -300 words

46. ## statistics

23 percent of all homes purchased were investments 800 homes were sold what is probability 175 of homes were for investment

47. ## math

Solve the system of equations by graphing 2x+y=8 X+3y=9

consider the factorsw from the situationa leadership theory outlined in figure 12.4. Apply these factors to Facobs and Windber

49. ## math

A barrel contains 163 gallons of paint and is being drained at a constant rate of 12 gallons per minute Write an equation that models the number of gallons, g, after t minutes The equation that models the given situation is

50. ## math

A barrel contains 163 gallons of paint and is being drained at a constant rate of 12 gallons per minute Write an equation that models the number of gallons, g, after t minutes The equation that models the given situation is

51. ## math

3a+2-5a=-14 combine like terms right?

7(s-5)=42

53. ## english

Ihave to write a polished paragraph to take with me when I go for my interview. I have to create the pretend job and my field of study using experience that motivated me

54. ## lifeorentation

Identify and discribe one environmental problem that causes ill ,accidents,crises and disaster

55. ## astronomy

A body has four times the mass of the Earth but its radius is two times larger. What is the acceleration of gravity on the surface of this planet? If you were on this planet, should you be able to jump (on average) farther distances, shorter distances or

56. ## fin/370

Firm A had \$10,000 in assets entirely financed with equity. Firm B also has \$10,000, but these assets are financed by \$5,000 in debt (with a 10 percent rate of interest) and \$5,000 in equity. Both firms sell 10,000 units of output at \$2.50 per unit. The

57. ## math

a certain center uses both form and form b if form a is used 4 times more than form b and in the course of one day they use form a and b 750 times how many times was form a used

which statement presents a negative element in a positive way? the part cant be replaced at no charge only if your unit is less two years old. if your unit is too old,you will have to pay 49\$ for a replacement part. we cannot replace the part for free on

59. ## Algebra2

in the triangle ABC, the measure of angle b=21 more than three times the measure of angle A. the measure of angle C=54 more than the measure of angle A. find the measure of each angle

60. ## Math

How to write l,582,658,124 in word form

Could 8th grades books to read? I am more on a college/highschool reading level but i need the appropriateness for an 8th grader. thanks.

62. ## Math

Hi, I was just curious if anyone remembers how to turn a repeating fraction into a decimal?

63. ## Math

For a class test, the mean score was 65, the median score was 71 and sthe standard deviation of the scores was 7. The teacher decided to add 5 points to each score due to a grading error. Which of the folloiwng must be true for thenew scores? TH

64. ## Accounting

Cambridge Manufacturing Company, Inc. has 200 labor-hours available. There is no limit on machine hours. Cambridge can sell all of Product B that it wants, but it can only sell 30 units and 20 units of Products A and C, respectively. Product-A Product-B

65. ## Intermediate Algebra

I am suppose to do a graph using these numbers: 6x - 2y = 2 9x - 3y = 1 but I cannot get the graph link to come up any suggestions.

66. ## Intermediate Algebra

Can someone help me with this problem m-2n=16, 4m + n=1

67. ## Chemistry

How many mols of NaCl are produced if you start with 5.0 mols of Chlorine?

68. ## Comp

What is the plural possessive of brother-in-law?

69. ## Physics

TWo blocks of massses 20 kg and 8 kg are connected together by a light string and rest on a frictionless level surface. Attached to the 8 kg mas is a second light string, which a person uses to pull both blocks horizontally. If the two-block system

70. ## Science

Should humans strive to preserve a representative sample of all biomes or aquatic zones? Why should humans be concerned with the extinction rate?

71. ## Mth/209

x/3 = 4/ x + 1

72. ## history

What social, political, and economic changes pulled the North and the South farther apart? What was the final determining factor that led to Southern secession? What social and economic changes discussed in previous chapters fueled sectional conflict?

73. ## Math

Petra bought gasoline when the odometer read 15,345.4 .After the next filling, the odometer read 15665.6 .It took 13,4 gal to fill the tank. How many miles did she drive. How many miles per gallon did the car get.

74. ## CRT

Identify at least two arguments in the article. Outline the premises and conclusions of each argument you find. Then, answer the following questions for each argument, making sure to explain how you arrived at your answers. o Do the premises sufficiently

75. ## math

how do you divide decimals, step by step

76. ## math

did i solve for y correctly? 1/2y+2-y=1 -1/2y+2=1 -1/2y=1-2 -1/2y=-1 y=-1*-2/1 y=2

77. ## Science

Any ideas on experiments we can do for our Human Physiology experiment? We are thinking of effects of body position on HR and BP but we need some kind of creative twist. Any ideas? Thanks!

78. ## human physiology

hi there! Any ideas on a student designed experiment? We will have use of all the biopac,biolab equipment, bp monitors, etc. We have come up with some rather dull ideas, such as effect of body position on hr and bp...but sure would like a creative twist!

79. ## human physiology

My lab group is looking for ideas for a fun and interesting experiment. We have all the biolab experiment equipment...so some ideas that would affect bp, heart rate, would be so welcomed! Thank you!

80. ## algebra

Solve the system of equations using the addition (elimination) method. If the answer is a unique solution, present it as an ordered pair: (x, y). If not, specify whether the answer is "no solution" or "infinitely many solutions" and state how you arrived

81. ## biology

a. crossing-over b. plasmogamy c. mitosis d. karyogamy e. binary fission I know that is is not (a). Can you help me narrow it down any further?

When writing a Hypothesis , how would you answer this qyuestion? What skills or qualifications do you possess that will help you undertake this project?

83. ## Literature

Zlatek the Goat ?

84. ## History

What would Eisenhower be remembered for?

85. ## Science

Which continent is now part of Eurasia but, according to theory, was originally a separate continent that moved northward into its present position?

86. ## Algebra

Jill has \$3.50 in nickels and dimes. If she has 50 coins, how many of each type does she have

87. ## necklace

I have a supposedly white gold choker. It is stamped F on the back. No other markings. Can you tell me what that means? Thank you for using the Jiskha Homework Help Forum. You don't mention if your choker is antique or not. Between 1883 and 1904, Silver

1. ## Geometry

My solutions are the same as above (Steve), but here is a step-by step guide of what needs to be done: Step 1: The midpoint for each side of the triangle is needed, so use the Midpoint Formula with the given coordinates of the triangle. Step 2: Find the

posted on August 18, 2019
2. ## Trigonometry

Thank you. The answer came out to 20degree + 60degreeK, 30degree + 60 degreeK, 40degree + 60degreek.

posted on April 7, 2018
3. ## Trigonometry

how would I convert these to degrees?

posted on April 7, 2018
4. ## Game Design

true

posted on March 4, 2018
5. ## geometry

posted on August 28, 2017
6. ## Life orientation

List 5 practical actions that you can take to adress human rights violations of xenophobia

posted on March 2, 2016
7. ## psy 410

Please highlight your chosen answer for the following Multiple Choice & True/False questions. 1. Which of the following is NOT usually one of the effects of abuse on a child? A) Children are likely to feel that the outcomes of events are determined by

posted on June 18, 2015
8. ## statistic/Psychology

R=0.8

posted on January 26, 2015
9. ## Statistic/Psychology

3+3+3=9, so D 63 to 81 is the answer for 99.5% of the time.

posted on January 26, 2015
10. ## Math

That's the entire question. It does tell you the cost of the tires.

posted on January 13, 2015
11. ## Math

Thank you very much. I just needed the formula and you provided that so now I understand to resolve these type of problems

posted on January 7, 2015
12. ## Chemistry

total Q=2350.37

posted on December 1, 2014
13. ## Fundamentals of Cost Analysis (Economic Analysis)

1) The President's Budget request included \$1,345,000 for an Air Force research and development effort in FY11. The project has been delayed three years until FY14. What would be the budget request for FY14 for this effort? (Use the inflation tables at the

posted on November 6, 2013