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

    asked on April 7, 2018
  2. business research

    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

    asked on September 9, 2009
  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

    asked on April 14, 2017
  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

    asked on March 1, 2015
  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.

    asked on October 16, 2011
  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.)

    asked on October 17, 2014
  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

    asked on July 27, 2013
  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

    asked on June 7, 2013
  9. stoichiometry

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

    asked on March 29, 2011
  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

    asked on February 24, 2009
  11. 4th grade math

    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

    asked on February 8, 2017
  12. psy 410

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

    asked on June 18, 2015
  13. Poly

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

    asked on May 7, 2015
  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

    asked on January 13, 2015
  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)

    asked on December 9, 2014
  16. algebra

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

    asked on November 8, 2012
  17. business

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

    asked on January 27, 2012
  18. PHYSICS _ please help

    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.

    asked on August 9, 2011
  19. geometry

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

    asked on October 5, 2010
  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.

    asked on March 26, 2010
  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

    asked on March 24, 2009
  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",

    asked on January 31, 2009
  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.

    asked on January 31, 2009
  24. biological science

    please discuss physiologically the importance of human tissues

    asked on July 5, 2017
  25. Math

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

    asked on July 3, 2017
  26. Phycis

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

    asked on February 5, 2017
  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?

    asked on February 25, 2016
  28. Math

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

    asked on September 13, 2015
  29. Math

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

    asked on September 13, 2015
  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

    asked on July 21, 2015
  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?

    asked on January 7, 2015
  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.

    asked on December 1, 2014
  33. algebra

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

    asked on November 16, 2014
  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.

    asked on November 14, 2014
  35. precal

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

    asked on September 30, 2014
  36. Accounting 205

    help with paper on basic transaction processing fr Richard Simmons

    asked on March 22, 2014
  37. Business

    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?

    asked on November 5, 2013
  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?

    asked on July 23, 2013
  39. English

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

    asked on June 10, 2013
  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

    asked on June 9, 2013
  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

    asked on June 8, 2013
  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?

    asked on June 8, 2013
  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

    asked on April 16, 2013
  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?

    asked on April 16, 2013
  45. health and wellness

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

    asked on April 15, 2013
  46. statistics

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

    asked on December 11, 2012
  47. math

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

    asked on November 9, 2012
  48. business

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

    asked on November 6, 2012
  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

    asked on November 4, 2012
  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

    asked on November 4, 2012
  51. math

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

    asked on October 22, 2012
  52. Math


    asked on October 22, 2012
  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

    asked on May 20, 2012
  54. lifeorentation

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

    asked on April 16, 2012
  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

    asked on March 6, 2012
  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

    asked on February 26, 2012
  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

    asked on February 4, 2012
  58. business

    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

    asked on January 27, 2012
  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

    asked on December 18, 2011
  60. Math

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

    asked on October 31, 2011
  61. reading

    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.

    asked on September 9, 2011
  62. Math

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

    asked on September 9, 2011
  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

    asked on August 15, 2011
  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

    asked on February 26, 2011
  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.

    asked on February 23, 2011
  66. Intermediate Algebra

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

    asked on February 22, 2011
  67. Chemistry

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

    asked on January 12, 2011
  68. Comp

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

    asked on November 21, 2010
  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

    asked on October 25, 2010
  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?

    asked on July 14, 2010
  71. Mth/209

    x/3 = 4/ x + 1

    asked on July 5, 2010
  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?

    asked on May 20, 2010
  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.

    asked on November 30, 2009
  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

    asked on October 29, 2009
  75. math

    how do you divide decimals, step by step

    asked on September 23, 2009
  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

    asked on April 2, 2009
  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!

    asked on April 2, 2009
  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!

    asked on April 2, 2009
  79. human physiology

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

    asked on April 2, 2009
  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

    asked on March 24, 2009
  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?

    asked on February 23, 2009
  82. business

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

    asked on November 21, 2008
  83. Literature

    Zlatek the Goat ?

    asked on September 16, 2008
  84. History

    What would Eisenhower be remembered for?

    asked on April 27, 2008
  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?

    asked on January 6, 2008
  86. Algebra

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

    asked on September 20, 2007
  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

    asked on February 13, 2007
  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


    posted on March 4, 2018
  5. geometry

    did you get this answer?

    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


    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