1. accounting

    Customer relations are usually part of:

    asked by angie on April 19, 2013
  2. 4th grade

    what part of speech is batteries

    asked by Tim on September 1, 2010
  3. Economics

    How do you do the portfolio worth part 2?

    asked by Alayna on May 23, 2008
  4. literature

    the short story part 2

    asked by Anita on November 5, 2010
  5. english

    What part of speech is coursework?

    asked by dee on January 1, 2014
  6. Early childhood

    Which of the following is not part of a learning prescription?

    asked by Ebony on March 18, 2014
  7. math

    what part of a mile is 1 rod

    asked by maxwell on February 5, 2013
  8. Data Science Visyulaization

    Finish the visualization part

    asked by Yanxiang on November 5, 2017
  9. Calculus

    New York state income tax is based on taxable income which is part of a person's total income. The tax owed to the state is calculated using taxable income (not total income). In 2005, for a single person with a taxable income between $20,000 and $100,000,

    asked by Alex on October 29, 2014
  10. math

    john can paint 2 square feet of fence in 10 min.How long will it take him to paint a fence that is 6 feet high by 25 feet long?

    asked by Sam on March 22, 2011
  11. math

    A man is six feet tall and casts a shadow 4 feet long. At the same time a child is 4.5 feet tall, how long is her shadow?

    asked by dylan on November 8, 2012
  12. Math

    How many strips of paper 4 inches long and 1 inch wide can be cut from a piece of paper 8 inches long and 6 inches wide

    asked by Zack on March 12, 2013
  13. Physics

    The Cyclotron lab is not really designed to handle radioactive beams, but Briggsium is too weird to ignore. The physicists propose to generate it in a nuclear reaction immediately behind the accelerators, and are trying to see if they can get the beam all

    asked by Nadya on April 24, 2011
  14. physic

    Billy Bob “Bubba” Hickman is driving along one day messing with his cell phone instead of paying attention to what he is doing. He drives right off of a 25.0 foot high cliff at 42.4 mph. How far from horizontally from the edge of the cliff does his

    asked by evan on September 7, 2018
  15. science

    1.Leeuwenhoek’s invention of the _____ made the development of the cell theory possible. * telescope * microscope * cork * magnified glass 2. Chlorophyll can be found in organelles called______. * amino acids * chloroplasts * Golgi bodies * ribosomes

    asked by please answer =)!!!!!! on November 30, 2012
  16. Please help (Science)

    http://en.wikipedia.org/wiki/Cyanobacteria Scroll to photosynthesis and read. Then think about how most plants and algae use chloroplasts to photosynthesise. Cellular examination of a cyanobacterium and a diatom reveals that the diatom has (which

    asked by Lance on March 12, 2007
  17. Inorganic chemistry

    Calc1ulate E for the following electrochemical cell at 25 degrees Celsius Pt(s) ! Sn^2+ (aq, 0.50M), S^4+(aq, 0.50M !!I^-(aq, 0.15M) ! AgI(s) ! Ag(s)! given the following standard reduction potentials. AgI(s) = e^- ==> Ag(s) + I^-(aq) E naught = -0.15V

    asked by Steve on April 11, 2009
  18. chemistry

    I posted this que before but got no answers pls help me :( A voltaic cell is made by placing an iron electrode in a compartment in which the Fe2+ concentration is 2.0 ´ 10-5 M and by placing a Pt electrode in the other compartment, in which the H+

    asked by ibbi on June 18, 2010
  19. Math 1

    AT&T:$0.08 per minute,$5 monthly fee VOIP:(cable phone):free calls,$35 monthly fee Cell:$40 for first 400 minutes,$0.25 per minute after 400 equation for each? how to graph?

    asked by Alexis on December 2, 2015
  20. Math

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by John on January 18, 2017
  21. MATH HELP

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by Johnathan (John) on January 18, 2017
  22. MATH HELP

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by Johnathan (John) on January 18, 2017
  23. AP physics

    On Block has a mass M=500 g, the other has mass m=460 g, they are hooked to a string and is on a pulley will one mass on either side, the pulley, which is mounted in horizontal frictionless bearings, has a radius of 5 cm. When released from rest, the

    asked by Kristen on January 27, 2008
  24. Math Help

    I am trying to work this problem out. I know that the systematic counting principle is used. However, I cannot get the right answer. For the first part, I took R=2 N=6 6!/(6-2)! (Permutation). Answer: 30 choices for the Chair/Vice The second part, I took

    asked by John on January 18, 2017
  25. Chemistry (please help)

    How would you make a serial dilution if you have a starting value 100mM of X The are the values of X show different dilutions. I think she wants to know starting from 100mM of X how you would get the X values through a serial dilution. X 0 1 3 1 10 30 100

    asked by tatiana on January 28, 2007
  26. Math

    To make green paint, Jeff's art teacher instructed him to mix blue and yellow paint. To make the desired shade of green, the ratio of blue paint to yellow paint is 3:4. What does the ratio 3:4 mean? Answer: It means comparing part to part. (Comparing how

    asked by Matt on September 13, 2016
  27. SQL server help!

    A SQL statement is needed to create a stored procedure, which adds a new record to the Part table of week 3. The stored proc returns an out parameter that contains the value of the PartID PK of the record just added. Input parameters are needed to pass the

    asked by Anonymous on August 8, 2011
  28. Math

    Can someone please explain this problem to me? A tangram is a geometric puzzle made from seven pieces that form a square. A) If the area of the entire square equals 1 unit, label each piece with its rational number area. B) If the area of piece (a) equals

    asked by B.B. on July 10, 2009
  29. 5th grade math

    Jeff put small box that is 12 inches long, 8 inches wide, and 4 inches tall inside a box that's 20 inches long, 15 inches wide, and 9 inches high. How much space is left in the larger box?

    asked by Chris on April 30, 2015
  30. math

    Jeff put a small box that is 12 inches long, 8 inches wide, and 4 inches tall inside a box that is 20 inches long, 15 inches wide, and 9 inches high. How much space is left in the larger box?

    asked by Blake on March 30, 2011
  31. MATH; linear equation?

    radius; another word for the bone that connects the elbow and wrist. don't get this confused with the radius of a circle, this has NOTHING to do with that... A woman with an arm radius of 22 centimets long should be about 160 centimeters tall. A woman with

    asked by amazinggg on January 9, 2008
  32. math

    Part A of your history test has 15 multiple choice questions. Each question has four choices. Part B has 10 true/false questions. How many ways are there to answer the 15 multiple choice questions? How many ways are there to answer the 10 true or

    asked by John on February 15, 2011
  33. History

    How did the Ancient Puebloans adapt to their physical environment? A. They built networks of ditches to irrigate the desert. B. They cleared forests to make room for farmland. C. They relied on fishing and hunting for food. D. They built mounds to increase

    asked by iDONT-REALLYhaveAclue on October 14, 2018
  34. Chemistry Check Please!!!

    Using a table of standard electrode potentials (as in Appendix M of your text), calculate the standard cell potential, Eo, for: 2 Fe2+(aq) + Cl2(g) 2 Fe3+(aq) + 2 Cl(aq). Answer: Anode: 2 Fe2+ 2 Fe3+ + 2 e Eox = 0.771 V Cathode: Cl2 + 2 e 2 Cl Ered = +1.36

    asked by Maho on March 17, 2014
  35. Math Finance

    Rex Corp's EBITDA last year was $385,000 (= EBIT + depreciation + amortization), its interest charges were $10,000, it had to repay $25,000 of long term debt, and it had to make a payment of $20,000 under a long term lease. The firm had no amortization

    asked by Steve on September 24, 2007
  36. Science

    Is Nuclear energy man-made or natural and HOW? Nuclear energy used to make electricity is not natural but man made. HOW. That's a long long story. Here is a site that should help get you started. Post with more specific questions after you have studied

    asked by Jenna on December 19, 2006
  37. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Joe on November 21, 2011
  38. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Ashley on November 22, 2011
  39. Algebra II

    The maximum safe load of a rectangle beam varies jointly as its width and the square of its depth and inversely as the length of the beam. If a beam 8.00 in. wide, 11.5 in. Deep, and 16.0 ft long can safely support 15.000 lb, find the safe load for a beam

    asked by Ashley on November 22, 2011
  40. English

    At school, he learns 10 subjects such as math, science, social studies, computers, ethics, etc. He is in math class now. He has a cell phone. He is sitting at the back. One of his friends calls him and asked "Which class are you in?" What is the answer to

    asked by rfvv on March 23, 2016
  41. Sociology

    In general, the more resources and supports provided to families and young children: a) The worse a child will fare in the long run, since they need to learn to do for themselves b) The better a child will fare in the long run since what happens early in

    asked by Tammy on September 2, 2012
  42. Math

    3.) A garden is 6 2/3 feet long and 2 2/3 feet wide. Juan is putting a brick border around the garden. Each brick is 2/3 ft long. How many bricks does Juan need?

    asked by Meighan on September 20, 2016
  43. Math

    A flagpole casts a shadow 10 ft long. If a man 6 ft tall casts a shadow 4 ft long at the sme time of day, how tall is the flagpole?

    asked by Edwqard on May 3, 2011
  44. math

    if a 3-foot -tall child casts a shadow that is 2 feet long, how tall is a telephone pole that casts a shadow that is 40 feet long?

    asked by Mattie on March 26, 2015
  45. Trigonometry

    Rusty has a photograph that is 8 inches wide x 10 inches long. She wants to enlarge the photograph to make a poster that is 3 feet wide. How long will the poster be?

    asked by Bob on October 30, 2015
  46. Math Grade 7

    you want to put a place mat that is 11.5 inches long directly in the center of a table that is 40 inches long. How far is the place mat from either edge of the table?

    asked by Cindy on April 11, 2016
  47. algebra

    The function H described bu H(x)=2.75x + 71.48 can be used to predict the height in centimeters of a woman whose humerus is x cm long. Predict the height os a woman whose humerus is 36cm long.

    asked by katy on September 1, 2010
  48. Geometry

    You are 1.57 meters tall and have a shadow that is 10 meters long. A nearby statue has a shadow the measures 100 meters long. What is the height of the statue in meters?

    asked by Bokeri on September 27, 2017
  49. Math

    Rod is 6feet tell he casts a 3-foot-long shadow at the Same time a tree casts an 8-foot-long shadow what is the height of the tree

    asked by Lizbeth on February 22, 2017
  50. pre algebra

    a 28 foot flagpole cast a shadow 95 feet long. a nearby person cast a shadow 17.5 feet long. how tall is this person

    asked by ariana on December 16, 2013
  51. math

    A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long. What is the perimeter of the park my answer is 110 meters

    asked by jack on March 4, 2012
  52. Algebra

    A pole that is 3.4 m tall cast a shadow that 1.73 m long. At the same time , a nearby tower cast a shadow that is 48.25 m long. How tall is the tower? I can't seem to figure out what to do

    asked by Malicha on January 21, 2017
  53. Math

    Is (2,12) a solution to the given system? y>2x+4 yx+8 3x+y>2 y>-x+8 2x+3y≥7 y≤-3x+1 x-y≥-15 Melissa keeps a jar for holding change. The jar holds 21 coins. All of the coins are quarters and nickels. The total amount in the jar is $3.85. How many

    asked by Anonymous on December 20, 2016
  54. physics

    A rocket carrying a satellite is accelerating straight up from the earth's surface. At 1.25 s after liftoff, the rocket clears the top of its launch platform, 69 m above the ground. After an additional 4.80 s , it is 1.00 km above the ground. Calculate the

    asked by aisha on March 5, 2012
  55. Chemisty-Dr.Bob222

    Determine the minimum concentration of the precipitating agent on the right to cause precipitation of the cation from the solutions to the left. a. 0.035 M BaNO3; NaF b. 0.085 M CaI2 ; K2SO4 c. 0.0018 M AgNO3 ; RbCl My work: Are my answers correct? a.

    asked by Nevaeh on May 21, 2016
  56. math

    Jeff and Rocky both drew squares on a piece of art paper. Jeff drew a square with a side length of inches. Rocky drew a square with a side length of inches. Part A: Which student drew the square with the longer side length? Part B: How did you come to this

    asked by boy needs help on November 15, 2018
  57. water treatment

    A wastewater treatment plant based on activated sludge with biological phosphate and nitrogen removal via pre-denitrification. The influent flow (dwf) is 30,000 m3/day and the influent BOD concentration is 300 mg BOD/l. The suspended solid concentration in

    asked by Anon on November 24, 2013
  58. Chemistry

    Determine the unknown quantity in the following cell at 298.15 K. Pt(s) | H2(g, 1.0 bar)| H+(pH = ?) || Cl -(aq, 1.0 mol·L-1) |AgCl(s), Ag(s), ΔE = +0.36 V. (DrBob) I still wasn't able to figure out the other one--I posted again after that one, but I

    asked by Val on March 29, 2010
  59. comprehension

    the grasshopper fell into a hole that was 3 meters wide and 2 meters deep. the grasshopper himself was only 5 centimeters long. over the course of a day he managed to climb 1/4 of a meter. if he continues at this rate how long will it take him to climb out

    asked by Lily on September 5, 2014
  60. Math

    a gift store owner used 9 rolls of wrapping paper to wrap his customers' gifts last week. each roll was 58 1/3 inches long. how many gifts did he wrap if a 8 1/3 inch long piece of wrapping paper was used to wrap each gift?

    asked by Nicole on October 12, 2015
  61. Stats

    The Geometric distribution is used when we want to find the probability of performing a sequence of trials with X “failures” before the first “success”, where a “success” occurs with some probability p. We can denote such a random variable as

    asked by Becca on September 30, 2013
  62. geometry

    In order to properly design a heating system for a greenhouse, the volume of air in the building needs to be determined. Find the volume of air in the greenhouse below. The length of the building is 40 feet long, the width is 20 feet long, and it is 8 feet

    asked by Asics on September 24, 2014
  63. geometry

    4. In order to properly design a heating system for a greenhouse, the volume of air in the building needs to be determined. Find the volume of air in the greenhouse below. The length of the building is 40 feet long, the width is 20 feet long, and it is 8

    asked by Scott on March 1, 2013
  64. Chem

    why is an understanding of chemistry important in biology? All digestion, nutrition, muscle usage/reactions, cell division/reproduction, and all of the enzymatic processes at work in the body are chemisty. Even eyesight is a chemical reaction. So you need

    asked by Samantha on June 18, 2006
  65. Calculus

    a) Estimate the area under the graph of f(x)=7+4x^2 from x=-1 to x=2 using three rectangles and right endpoints. R3= ???? Then improve your estimate by using six rectangles. R6= ????? Sketch the curve and the approximating rectangles for R3. Sketch the

    asked by TANYA on April 23, 2014
  66. painting

    28. Van Gogh’s painting Starry Night measures 92 cm long by 73 cm high. You buy a poster that shows an enlargement of the painting. The poster measures 120 cm long by 100 cm high. Is the poster an accurate representation of the painting? (Hint: Is the

    asked by miranda on December 29, 2010
  67. maths-surface area

    Cylindrical groove is made in a cylindrical piece of wood of length 17.5cm. The groove is filled with graphite and the cylindrical graphite block is of same length as that of wooden piece. If the diameter of the graphite cylinder is 3mm and outer diameter

    asked by anoynomous on March 18, 2013
  68. algebra 2

    Elaine shoots an arrow upward at a speed of 32 feet per second from a bridge that is 28 feet high. The height of the arrow is given by the function h(t) = -16t2+32t + 28, where t is the time in seconds. a. What is the maximum height that the arrow reaches?

    asked by Anonymous on April 25, 2016
  69. Algebra 2

    Elaine shoots an arrow upward at a speed of 32 feet per second from a bridge that is 28 feet high. The height of the arrow is given by the function h(t) = -16t2+32t + 28, where t is the time in seconds. a. What is the maximum height that the arrow reaches?

    asked by ash on July 28, 2017
  70. chemistry

    2NO+O2->2NO2 a) During a certain interval of time the variation of oxygen O2 moles is -5mol. Calculate the variation of the number of moles of nitrogen monoxide NO and that of nitrogen dioxide NO2 during the same interval of time. b) The duration during

    asked by angy on September 20, 2016
  71. physics

    A baseball is hit with a speed of 27 meters per second at an angle of 45 degrees. It lands on the flat roof of a 13 meter tall building. If the ball was hit when it was 1 meter above the ground, what horizontal distance does it travel before it lands on

    asked by Bart on November 23, 2011
  72. ms. sue

    Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements

    asked by could you check these on October 29, 2014
  73. Science help ms sue.

    Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements

    asked by josh on February 25, 2014
  74. science

    Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements

    asked by could you check these on October 29, 2014
  75. chemistry

    "The sun emits UV radiation that can have serious health consequences. In particular, so-called UVB radiation is mostly absorbed by the ozone layer in the upper atmosphere (altitudes of 10 - 50 km), but the part that reaches the earth can cause DNA

    asked by Travis on September 14, 2012
  76. physics

    I keep on getting the second part wrong. Can you please tell me where I messed up? Thank you. The lead female character in the movie Diamonds Are Forever is standing at the edge of an offshore oil rig. As she fires the gun, she is driven back over the edge

    asked by Lola on June 26, 2015
  77. math

    A low land, 48m long and 31.5 m broad is raised to 6.5 dm. For this, earth is removed from a cuboidal hole, 27 m long and 18.2 m broad, dug by the side of the land. The depth of the hole will be? A man rows 12 km in 5 hrs against the stream, the speed of

    asked by adam on November 20, 2015
  78. economic

    Suppose that Keystone is a firm in perfectly competition ski resort business. If all Keystone’s input price unexpectedly double, and at the same time the product price doubles, what will happen to Keystone profit-maximizing level of output and its profit

    asked by Anonymous on April 14, 2009
  79. Math

    Find the area of a regular pentagon if its apothem is approximately 4 ft long and each of its sides are 5.8 ft long. So I tried dividing the pentagon into triangles...but then I came up with the answer 24.41? I know that's not right. Can you hLep me at

    asked by Emily on June 4, 2007
  80. 9th Grade Journalism

    Hi, this is my assignment. I did make it 30 words long but, I think it's terrible. It's very hard for me to do. Could someone please give me some suggestions as to what to change or improve please? You must draft a lead sentence for your news story about

    asked by Music Lover 14 on October 24, 2017
  81. Algebra1

    Van Gogh’s painting Starry Night measures 92 cm long by 73 cm high. You buy a poster that shows an enlargement of the painting. The poster measures 120 cm long by 100 cm high. Is the poster an accurate representation of the painting? (Hint: Is the poster

    asked by Mimi<3 on April 13, 2010
  82. physics

    A 0.810 m long brass pendulum experiences a 18.0°C temperature increase. (a) Calculate the original period(s). (b) What is the change in the period(s)? (c) Find the ratio of the change in period to the original period, and calculate how long (h) a clock

    asked by Justin on July 28, 2013
  83. 9th grade Algebra 1

    Van Gogh’s painting Starry Night measures 92 cm long by 73 cm high. You buy a poster that shows an enlargement of the painting. The poster measures 120 cm long by 100 cm high. Is the poster an accurate representation of the painting? (Hint: Is the poster

    asked by Mimi<3 on April 13, 2010
  84. math

    The point of the minute hand on a church clock travels 180 cm faster than the point of the hour hand in one complete revolution. If the hour hand is 60 cm long how long is the minute hand?

    asked by aruna on November 19, 2014
  85. math

    There is a slide in the park that is 18 feet long. The ladder to the top of the slide is 7.5 feet long. If the ladder and the slide are perpendicular, what is d, the distance from the top of the slide to the ground? If necessary, round to the nearest tenth

    asked by Olivia on February 19, 2015
  86. Math

    An architect is drawing a scale model of a new mall. The real mall will be 1800 feet long. The scale the architect is using is 1 inch is equal to 100 feet. How long will the model be?

    asked by Brittany on March 11, 2013
  87. algebra

    Two phone companies offer discount rates to students. The first company wants $9.95 per month plus $.10 per minute for long distance calls. The second company wants $12.95 per month plus $.08 per minute for long distance calls.

    asked by mu on January 21, 2014
  88. Math

    A rectangular chalk board is 3 times as long as it is wide. If it were 3 metres shorter and 3 metres wider, it would be square. What are the dimensions of the chalk board? 3 meters wide 9 meters long

    asked by Rezu on April 24, 2012
  89. English Expression

    How do you pronounce the l sound? Do you know how to say the l sound? Put the front part of your tongue on the gum in your mouth, and let the air pass on both sides of your tongue, saying l. What about the r sound? Can you speak the r sound? What is the

    asked by John on April 28, 2008
  90. college/human biology

    Name an example of a cell, tissue, organ, and organ system in the human body that illustrates the concept of increasing complexity of biological organization. For each step forward in biological organization, briefly describe a specific function that is

    asked by marie on June 5, 2009
  91. statistics

    What is the alternative hypothesis for a null hypothesis stating that the average time a person keeps a cell phone is at most three years. Answer: Ha: mu > 3 State the null and alternative hypotheses for the following: You are investigating a complaint

    asked by Anonymous on January 26, 2012
  92. college chemistry

    The voltaic cell described by the balanced chemical reaction has a standard emf of 4.05 V. Calculate the equilibrium constant (Kc) for the reaction at 25 oC. Round your answer to 3 significant figures. F2(g) + Mn(s) → 2F-(aq) + Mn2+(aq) Mn2+/Mn -1.18

    asked by sparkle on December 2, 2010
  93. SCGC

    2.) A monthly cell phone plan charges $5.00 for the first 300 text messages used and $0.15 for each additional message. On this plan, what is the number of text messages that must be used in a month in order to make the average cost per message $0.05 ? a.

    asked by Gwen on February 19, 2015
  94. statistics

    A quality supervisor for a factory that makes cell phone cases examines a sample of 46 cases. She finds that 8 cases are the wrong size. Which is the best prediction of the number of cases that will be the wrong size in a shipment of 3,000? A.)410 B.)475

    asked by Kimberly on May 7, 2014
  95. inverses

    You have 700 sq ft of plywood to make the stage floor. Use A^-1(x) to find the dimensions of both the runway and the main part of the stage. main stage is a rectangle and runway is a square. length of the main stage is 3x o f the runway, the width of the

    asked by Laura on November 27, 2016
  96. biology

    30. Enzymes function most efficiently at the temperature of a typical cell, which is 37 degrees Celsius. Increases or decreases in temperature can significantly lower the reaction rate. What does this suggest about the importance of temperature-regulating

    asked by roger on February 17, 2013
  97. Math

    Cosmic ray bombardment of the atmosphere produces neutrons, which in turn react with nitrogen to produce radioactive carbon-14. Radioactive carbon-14 enters all living tissue through carbon dioxide (via plants). As long as a plant or animal is alive,

    asked by Shelia on March 26, 2017
  98. Algebra

    Juan’s cell phone company charges $35 a month for phone service plus $0.50 for each text message. How many text messages does Juan send in a month if his bill was $52?

    asked by Caleb on November 30, 2017
  99. statistics

    A cell phone service provider has selected a random sample of 20 of its customers in an effort to estimate the mean number of minutes used per day. The results of the sample included a sample mean of 34.5 minutes and a sample standard deviation equal to

    asked by timothy kendricks on February 22, 2015
  100. Physics

    A space station, in the form of a wheel 197 m in diameter, rotates to provide an “artificial gravity” of 2.5 m/s2 for persons who walk around on the inner wall of the outer rim. The rate of the wheel’s rotation in revolutions per minute that will

    asked by William on December 8, 2016