Kelli

Most popular questions and responses by Kelli
  1. math

    The vertices of a parallelogram are A(x1, y1), B(x2, y2), C(x3, y3), and D(x4, y4). Which of the following must be true if parallelogram ABCD is proven to be a rectangle?

    asked on January 14, 2019
  2. statistics

    A survey found that women's heights are normally distributed with mean 63.5 in. and standard deviation 2.3 in. The survey also found that men's heights are normally distributed with a mean 68.7 in. and a standard deviation 2.8. (a) Most of the live

    asked on December 13, 2014
  3. MAth

    at a city hospital 40 boys and 50 girls were born yesterday. what is the experimental probability that the next baby born will be a girl?

    asked on December 11, 2016
  4. statistics

    In a study, 35% of adults questioned reported that their health was excellent. A researcher wishes to study health of people living close to a nuclear power plant. Among 14 adults randomly selected from this area, only 3 reported that their health was

    asked on July 26, 2017
  5. Physics

    A)When point charges q1 = +1.5 ìC and q2 = +5.7 ìC are brought near each other, each experiences a repulsive force of magnitude 0.77 N. Determine the distance between the charges. B)Two point charges are fixed on the y axis: a negative point charge q1 =

    asked on October 1, 2011
  6. College Chem

    I need to be able to describe how to prepare 20 mL of a 0.0050 M KIO3 solution from a stock solution with a concentration of 0.020 M.

    asked on October 3, 2010
  7. statistics

    In a study, 35% of adults questioned reported that their health was excellent. A researcher wishes to study health of people living close to a nuclear power plant. Among 14 adults randomly selected from this area, only 3 reported that their health was

    asked on July 25, 2017
  8. HELP ASAP ( COLLEGE STATISTICS)

    Describe in words the nature of the relationship between each pair of variables as indicated by the value of the correlation coefficient. Be sure to include a. the direction of the relationship. b. the strength of the relationship. c. a verbal description

    asked on October 6, 2011
  9. Calculus

    Find the differential dy and evaluate dy for the given values of x and dx. y=cosx x=pi/3 dx=0.05 2) y=e^x/10, x=0, dx=0.1 This is a different format than my teacher used in class so I'm confused. Help please!

    asked on October 26, 2010
  10. statistics finding the shaded region

    Find the area of the shaded region. The graph depicts the IQ score of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15. The shaded region numbers are 85-120

    asked on December 11, 2014
  11. College Chem

    Calculate the number of grams required to make 250 mL of a 0.020 M KIO3 solution.

    asked on October 3, 2010
  12. Physics

    Researchers have found that a gecko's foot is covered with hundreds of thousands of small hairs (setae) that allow it to walk up walls and even across ceilings. A single foot pad, which has an area of , can attach to a wall or ceiling with a force of 11 .

    asked on October 3, 2010
  13. Music appreciation

    What muscial form preceded the sonata allegro form that was often considered dramatic and rewarding.

    asked on September 15, 2010
  14. Chemistry

    Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)

    asked on February 12, 2013
  15. US HISTORY

    Which of the following statements about participants in the Second Great Awakening is most correct? -The participation was almost entirely female; very few men got involved. - The participation was almost entirely male; very few women got involved. -While

    asked on March 1, 2017
  16. Chemistry

    Complete and Balance the following equation using the half-reaction method; (MnO4^-) + (CH3OH) --> (Mn^2+) + (HCO2H)

    asked on February 12, 2013
  17. Statistics

    The age distribution of students at a community college is given below. Age (years) Number of students (f) 11) Over 35 26 1103 A student from the community college is selected at random. Find the conditional probability that the student is at most 35 given

    asked on October 1, 2014
  18. math

    8,18,28,38,48 determine the next sequence. Is the answerer 58?

    asked on December 16, 2014
  19. chemistry

    How many grams of solid KOH are needed to prepare 100.mL of a 1.7 M solution?

    asked on February 21, 2011
  20. math

    a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't

    asked on December 9, 2009
  21. Physics

    A stone is dropped from the roof of a high building. A second stone is dropped 1.08s later. How far apart are the stone when the second one has reached a speed of 15.0?

    asked on February 6, 2016
  22. organic chemistry

    Write equations showing how caffeine could be extracted from an organic solvent and subsequently isolated

    asked on April 16, 2013
  23. algebra 2

    during a manufacturing process, a metal part in a machine is exposed to varying temperature conditions. the manufacturer of the machine recommends that the temperature of the machine part remain below 135 degrees. the temperature T in degrees fahrenheit x

    asked on May 9, 2011
  24. Chemistry

    How many mL of a 10.0% by volume stock solution of HCl must be diluted with enough water to make 300.mL of a 1.5% by volume solution?

    asked on February 21, 2011
  25. Public Policy Human Services

    I am writing a 300-word program analysis for a human services organization. I cannot seem to apply the six policy fundamentals to the program I am using. I keep reffering to my text/notes but it just doesn't make sense. Any tips or adive would be

    asked on January 21, 2011
  26. math

    Resolved QuestionShow me another » AP Calculus related rates problem? The volume V or a cone (V = 1/3 ð r² h) is increasing at a rate of 28ð cubic units per second. At the instant when the radius r of the cone is 3 units, its volume is 12ð cubic units

    asked on December 19, 2009
  27. Chemistry

    Calculate the pH of 75 ml of the buffer composed of .1M HC2H3O2 with .2M NaC2H3O2; to which 9.5 ml of .1M HCl is added.

    asked on February 6, 2013
  28. AP chemistry

    If 5.00 103 kg each of NH3, O2, and CH4 are reacted, what mass of HCN and of H2O will be produced, assuming 100% yield? 2 NH3(g) + 3 O2(g) + 2 CH4(g) 2 HCN(g) + 6 H2O(g)

    asked on June 30, 2010
  29. Math

    The Booster Club has a goal of raising at least $300. The Club has already raised $150. The Booster Club is sponsoring a pancake breakfast and charging $4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must

    asked on January 26, 2015
  30. Psychology

    For these hypothesis, I need to know... Determine what research goal is required determine whether you can use the experimental method decide how you would define your variables(using operational definitions) (1) A pregnant woman's diet affects the birth

    asked on October 3, 2011
  31. algebra 2

    a baseball player hits a fly ball that is caught about 5 seconds later by an outfielder. the path of the ball is a parabola. the ball is at its highest point as it passes the second baseman, who is 117 feet from home plate. about how far from home plate is

    asked on May 9, 2011
  32. Math

    The Booster Club has a goal of raising at least $300. The Club has already raised $150. The Booster Club is sponsoring a pancake breakfast and charging $4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must

    asked on January 26, 2015
  33. Math

    Set up the problem and then multiply. Write zeros as needed. 419.2 x 2.54 . What would the answer be?

    asked on June 16, 2013
  34. algebra

    if lamar has scored 99,71,58 and 73 on his previous four tests, what score does he need on his next test so that his average is 79?

    asked on March 4, 2013
  35. Physics

    In a series circuit, a generator (1400 Hz, 12.0 V) is connected to a 15.0- resistor, a 3.80-μF capacitor, and a 5.70-mH inductor. Find the voltages across (a) the resistor, (b) the capacitor, and (c) the inductor.

    asked on November 11, 2011
  36. physical science

    A nail is driven into a board to a depth of 1.00 cm with one strike from the hammer. The hammer striking the nail hit it with a force of 200.00 Newtons. How much work was done?

    asked on May 1, 2013
  37. statistics

    A company selling clothes on the internet reports that the package it ships have a median weight of 85 ounces with an IQR of 56 ounces. The company plans to include a sales flyer weighing 2 ounces in each package. what will the new median and IQR BE?

    asked on February 9, 2012
  38. geometry

    is it possible to draw a triangle whose sides measure 5 inches, 9 inches, and 14 inches?

    asked on September 29, 2011
  39. science

    suppose you have7 pieces of wood shown to the right . predict what will happen to the mass of the pieces of wood if you put them together without cutting them to make a birdhouse explain

    asked on November 30, 2010
  40. science

    i have 8 words i cant fine cam u help me? 1.RAQUK 2.LECEORTN 3.ORTOPN 4.PCEUORTM 5.NCESULU 6.UOENRNT 7.GTMANE 8.TRTEAM

    asked on October 16, 2008
  41. CHEM PROB MR BOB

    I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

    asked on October 10, 2012
  42. math

    the volume of a cone is 48 pi cubic units. If its dimensions are reduced to one half their original length, what would its new volume be?

    asked on March 7, 2012
  43. Physics

    what is the maximum speed with which a car can round a turn of radius of 80.0m on a flat road if the coefficient of friction between tires and the road is .700? My teacher said two substitutions and I don't have a mass. Thanks (:

    asked on February 5, 2012
  44. Physics

    what is the maximum speed with which a car can round a turn of radius of 80.0m on a flat road if the coefficient of friction between tires and the road is .700? My teacher said two substitutions and I don't have a mass. Thanks (:

    asked on February 5, 2012
  45. physics

    If a ball is thrown vertically upward with initial velocity of 8 meters per second, what would the speed be when it returns to the starting point with acceleration of 9.81?

    asked on September 19, 2011
  46. Physics!!

    A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

    asked on July 18, 2011
  47. Physics

    A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

    asked on July 15, 2011
  48. history

    I have to do a research aper on any topic in American history. One part of history that I enjoy studying is when new inventions came around or when things become more modern (think housewife using vacuum type scenario if you get what I mean) or like when

    asked on September 18, 2010
  49. Acct HELP!!!!

    1. Quarter Corporation had the following transactions during the quarter ended June 30, 2010: Loss from tsunami damage (extraordinary) $985,000 Payment of fire insurance premium for the period April 1, 2010 - March 31, 2011 480,000

    asked on May 25, 2013
  50. math

    find the functions f&g so that fog = H H(x)=squre root x^2+8 please show work

    asked on January 3, 2013
  51. math

    find the domain of the composite function fog. f(x)=x/x-2;g(x)=-8/x a. domain of fog is {x/?} b. the domain of fog is all real numbers

    asked on January 3, 2013
  52. Language Arts

    I need help. I cannot figure out the anologies. They are... Colloquy:Loquacious:: Somnambulism:ambulatory Plateau: flat octahedron:eight toponym: noun Thanks

    asked on February 10, 2012
  53. Physics

    In a series circuit, a generator (1400 Hz, 12.0 V) is connected to a 15.0- resistor, a 3.80-ìF capacitor, and a 5.70-mH inductor. Find the voltages across (a) the resistor, (b) the capacitor, and (c) the inductor.

    asked on November 12, 2011
  54. calculus

    Prove that there is a number that is exactly one more than its cube. (don’t solve just show there is one) Prove that the function f(x)= cosx-x has a zero in (o. pi/2) Justify.

    asked on September 23, 2010
  55. nutrition

    After World War II, farming, fishing, and other food production activities became large scale enterprises which caused

    asked on February 19, 2010
  56. algebra

    an executive invests $35000, some at 9% and some at 7% annual interest. If he receives an annual return of $2910, how much is invested at each rate

    asked on September 18, 2007
  57. statistics

    4.The College Boards, which are administered each year to many thousands of high school students, are scored so as to yield a mean of 500 and standard deviation of 100. These scores are close to be normally distributed. a. What percentage of the scores can

    asked on March 25, 2015
  58. Math

    5^6 * 5^3= is this correct 1953125?

    asked on December 16, 2014
  59. chemistry

    How many milliliter of 2.5 M NaOH are neededto neutralize 2.7 ml of a 4.9 M H2SO4 solution?

    asked on April 29, 2014
  60. acct HELP!!!

    In January 2010, Rich Corporation estimated that its 2010 year-end bonus to executives would be $1,125,000 for 2010. This forecast was based on the actual amount paid for the bonuses in the previous year. The estimate for 2010 is subject to change as the

    asked on May 25, 2013
  61. accounting

    On February 1, 2010, Par5 paid property taxes on its warehouse for the calendar year 2010 in the amount of $385,000. In the first week of June 2010, Par5 made unanticipated major repairs to its warehouse at a cost of $3,000,000. These repairs will benefit

    asked on May 25, 2013
  62. Math

    Mrs. Dalton wanted to purchase a new fence to put around the Danish playground . The playground has a length of 25 yards and a width of 30 yards. How much fence does she need to purchase?

    asked on February 4, 2013
  63. math

    The function f(x)is defined as f(x)={-2x+3: if -2 less than or equal to < 1 f(x)={5: if 1 less than or equal to x less than or equal to 2 f(x)={x^2+2: if x > 2 a. find f(0), f(2) and f(5) b. determine the domain of f(x) Please show work

    asked on January 6, 2013
  64. Chem Problem

    I originally asked you the first question and I got the answer 7.7 but theres other parts to the problem but Im not sure what to do In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was

    asked on October 10, 2012
  65. Chem Problem

    Help Please? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was then dissolved in 50.0 ml. of distilled water. The total mass of the solution

    asked on October 9, 2012
  66. health- malaria

    Can someone help me find a some malaria organizations in the united states that go into places like africa and do more than just give money. im looking for something along the lines of people that go into africa and educate the people about malaria, etc.

    asked on September 28, 2011
  67. Physics

    A centrifuge is a device in which small container of material is rotated at a high speed on a circular path. Such a device is a used in medical laboratories, for instance, to cause the more dense red blood cells to settle through the less dense blood serum

    asked on July 15, 2011
  68. Physics

    A football player runs the pattern given in the drawing by the three displacement vectors A ,B ,C and . The magnitudes of these vectors are A = 4.00 m, B = 17.0 m, and C = 19.0 m. Using the component method, find the (a) magnitude and (b)direction of the

    asked on July 14, 2011
  69. history

    I've decided to do my american history paper on consumer culture but i need to narrow it down to a specific time period and develop a thesis- is there a good thesis anyone can think of

    asked on September 19, 2010
  70. word problem

    what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

    asked on January 18, 2010
  71. math

    what are the dimensions of the lightest rectangular box without an open top whose base is a square and whose height is two less than the length of the side of the base?

    asked on January 18, 2010
  72. math

    a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't

    asked on December 9, 2009
  73. English

    In Act 2 scene 4, lear is finally confronted by the betrayal of his daughters.Lear is stripped bare and reduced to a helpless old man and it also marks he start of his descent in to madness. How does Shakespeare do so in Act 2 Scene 4???

    asked on November 2, 2008
  74. history

    what is a human interest story- is something about the economy a human interest story?

    asked on September 17, 2008
  75. arithmetic

    There are 7 girls on a bus. each girl has 7 backpacks. In each backpack there are 7 big cats. For every big cat there are 7 little cats. Question: How many legs are there in the bus?

    asked on February 20, 2008
  76. Col. Algebra

    I'm needing help with understanding /solving this problem. Can you please help? In triangle ABC, the angle C is six times as large as angle A. The measure of angle B is 20 degree greater that that of angle A. Find the measure of the angles.

    asked on April 10, 2017
  77. Math

    What is the measure in degrees of each interior angle in a regular 10 sided polygon?

    asked on July 4, 2014
  78. math

    solve the polynomial ineqaality. express the solution set in interval notation. x^3+x^2+64x+64>0

    asked on January 4, 2013
  79. math

    Suppose and the domain is Describe the function in the following ways: a. Draw an arrow diagram involving two sets.

    asked on November 11, 2012
  80. CHEM HELP ASAP

    I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

    asked on October 10, 2012
  81. CHEM HELP ASAP

    I figured all the parts of the problem except for the last one. Can you tell me what to do? In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was determined to be 3.809 grams. The mustard was

    asked on October 10, 2012
  82. Chem Problem

    I originally asked you the first question and I got the answer 7.7 but theres other parts to the problem but Im not sure what to do In the preparation of a mustard solution, an individual package of mustard was emptied into a beaker and the mass was

    asked on October 10, 2012
  83. IMPORTANT!!!! Psychology

    For these hypothesis, I need to know... Determine what research goal is required determine whether you can use the experimental method decide how you would define your variables(using operational definitions) (1) A pregnant woman's diet affects the birth

    asked on October 3, 2011
  84. Algebra/Elimination method

    Solve using the elimination method. If the system has no solution or an infinite number of solutions, state this. -27x - 18y = -180 9x + 6y = 60

    asked on May 24, 2011
  85. algebra 2

    use a graphing calculator to graph the function y=x^2-3x+15. a. what does the graph let you conclude about real number solutions of x^2-4x+13=0? explain. b. substitue 2-2i for x in the equation x^2-4x+13=0. simplify. is the resulting equation true? show

    asked on May 9, 2011
  86. english ap

    In the book The Crucible, I have a question- when Parris tells the Judge that you cannot hang this sort, what did he mean

    asked on February 22, 2011
  87. Math126

    A Community College has 3,000 student and 90 instructors.The college plans that enrollment will be 3,500 next year.How many new instructors should be hired if the college wants to keep the same students to instructor ratio?

    asked on December 1, 2010
  88. 2nd grade

    I'm a number using only 5 base ten blocks between 150 and 250, and the number in the tens place is half the number in the ones place

    asked on October 26, 2010
  89. Tarasoff Law

    Hello, Could you please direct me to some websites that detail the consequences of not adhering to the Tarasoff law?

    asked on August 30, 2010
  90. Cultural Diversity

    I am trying to find 2010 Census results for Tucson; specifically population results. Every census.gov link that comes up does not work. Any ideas where I can find the information? Thank you!

    asked on July 4, 2010
  91. Algebra

    log3 (2x – 1) – log3 (x – 4) = 2

    asked on March 10, 2010
  92. susbstitution method

    y=6-x, y=x+2

    asked on February 17, 2010
  93. science

    can someone give me the steps of a neuron impulse path when you touch a hot stove? I just need the general path ....

    asked on September 24, 2008
  94. history/chem

    can someone briefly explain what did aristotle and what did plato contribute to chemistry?

    asked on September 19, 2008
  95. math

    Mike can run the mile in 6 minutes, and Dan Can run the mile in 9 minutes. If mike gives Dan a head start of 1 minute, how far from the start will mike pass Dan? How long does it take?

    asked on September 17, 2008
  96. Algebra

    I am stuck on this question The length of a rectangle is fixed at 26 cm what widths will make the perimeter greater than 82 cm?

    asked on July 9, 2008
  97. science

    Why is a heating element with a thermostat placed on the bottom of an aquarium? To heat the water. Heat rises so you would put it at the bottom of the tank.

    asked on November 2, 2006
  98. Spelling

    Need help to make a sentence for the word conduit and sentence for induction

    asked on February 9, 2016
  99. Spelling

    Need help making a sentence using the word cohesive

    asked on February 9, 2016
  100. algebra

    I need help solving this please. x/4 - x/5 - 1/3 = 16/15

    asked on November 19, 2015

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