1. Physics

    1. To move a large crate across a rough floor, you push on it with a force F at an angle of 21° below the horizontal. The mass of the crate is 32.0 kg. The coefficients of static and kinetic friction are 0.62 and 0.42 respectively. (a) What force F is

    asked by Meder on February 24, 2013
  2. PhysicsPLEASE HELP

    i have a lab where we used VI method to calculate resistance of a LARGE resistor... circuit is as follows..(--- indicates wire) source---ammeter---resistor(voltmeter connected in parralel to resistor)---(connected back to source) the R value calculated was

    asked by SAM on February 9, 2010
  3. Chemistry

    A piece of dry ice (solid carbon dioxide) with a mass of 25.5 g is allowed to sublime (convert from solid to gas) into a large balloon. Assuming that all of the carbon dioxide ends up in the balloon, what will be the volume of the balloon at a temperature

    asked by Jake on February 24, 2011
  4. Calculus

    A small island is 2 km off shore in a large lake. A woman on the island can row her boat 10 km/h and can run at a speed of 20 km/h. If she rows to the closest point of the straight shore, she will land 6 km from a village on the shore. How far from the

    asked by Anonymous on November 20, 2016
  5. Chemistry

    A piece of dry ice (solid carbon dioxide) with a mass of 25.5 g is allowed to sublime (convert from solid to gas) into a large balloon. Assuming that all of the carbon dioxide ends up in the balloon, what will be the volume of the balloon at a temperature

    asked by Jake on February 24, 2011
  6. Calculus Minima Problems

    A small island is 2 km off shore in a large lake .A woman on the island can row her boat 10 km/hr and can run at a speed of 20 km/hr. If she rows to the closest point of the straight shore, she will land 6 km from a village on the shore. Where should she

    asked by Mike on September 28, 2014
  7. Calculus

    A small island is 2 km off shore in a large lake .A woman on the island can row her boat 10 km/hr and can run at a speed of 20 km/hr. If she rows to the closest point of the straight shore, she will land 6 km from a village on the shore. Where should she

    asked by Mike on September 28, 2014
  8. PHY 101

    An archer aims an arrow precisely horizontally over a large, flat field and lets it fly. At the same instant, the archer's watchband breaks and the watch falls to the ground. Does the watch hit the ground before, at the same times as, or after the arrow

    asked by Caroline on February 5, 2013
  9. Physics

    A proton experiences a force of 4 Newton when it enters perpendicular to the direction of the magnetic field with a speed 100 m/s. What is the force experienced by the proton if it enters parallel to the direction of the magnetic field with a speed of 200

    asked by Anonymous on October 19, 2012
  10. Government

    Which of the following statements is incorrect? 1.)Early representative parliaments were elected by the people. 2.)Representation is a crucial element of democracy in large polities. 3.)The development of representative parliaments helped establish the

    asked by Abigail on March 13, 2012
  11. physics

    A woman with mass 50.0kg is standing on the rim of a large disk that is rotating at 0.500rev/s about an axis perpendicular to it through its center. The disk has a mass of 110kg and a radius of 4.00m. Calculate the magnitude of the total angular momentum

    asked by Erin on April 12, 2008
  12. science

    Which options accurately identify an issue that could arise if no ethical guidelines were in place to guide the way research studies are presented to the public? (Select all that apply) Scientists could refuse to publish results they do not like. The

    asked by Bri on March 12, 2018
  13. science

    Which options accurately identify an issue that could arise if no ethical guidelines were in place to guide the way research studies are presented to the public? (Select all that apply) Scientists could refuse to publish results they do not like. The

    asked by Bri on March 12, 2018
  14. science

    Which options accurately identify an issue that could arise if no ethical guidelines were in place to guide the way research studies are presented to the public? (Select all that apply) The publishers of journals could charge whatever fee they wanted for

    asked by Bri on May 4, 2018
  15. Geometry (math)

    Suppose line p is perpendicular to line s and line q is perpendicular to line s. are p and q parallel under all circumstances? Draw a figure to illustrate your answer . I doubt if we can post pictures on this,because my question asks to draw a figure.I

    asked by Naila dar on November 19, 2013
  16. Math

    Two trains are travelling on parallel tracks both going from station A to station B.Train 1 leaves at 8 am, at 65 miles per hour. Train 2 leaves at 10 am, at 90 miles per hour. At what time will train 2 catch up to train 1?

    asked by Anonymous on July 29, 2014
  17. math

    The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its

    asked by Please help on April 20, 2011
  18. Physics

    A direct current power supply is connected to a circuit containing one resistor, and 1.5 A is drawn. If a second identical resistor is connected to the power supply in parallel with the first, how much current is drawn from the battery?

    asked by Bano on March 20, 2014
  19. Chemistry

    For a π bond, p orbitals should be________ when they overlap. As a result, in the E2 mechanism, an _______ elimination is said to occur. I tried "p orbitals should be parallel when they overlap. As a result, in the E2 mechanism, an antiparallel

    asked by Rob on April 11, 2019
  20. algebra1

    The area of trapezoid is h( b1+b2)/5, where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 sguare inches , and one base 12 inches long, what is the lenghth, in inches, of its

    asked by Maram on April 19, 2011
  21. math

    The area of trapezoid is h( b1+b2)/5,where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the length, in inches, of its

    asked by Please help on April 20, 2011
  22. algebra 1

    The area of trapezoid is h( b1+b2)/5, where h is the altitude, and b1 and b2 are the lenghts of the parallel bases. If trapezoid has an altitude of 5 inches, an area of 55 square inches , and one base 12 inches long, what is the lenghth, in inches, of its

    asked by Maram on April 19, 2011
  23. math

    Find the slope and the intercepts of each line. g(x)=54x-1 x=-3 Help please! :) g(x)=54x-1 x=-3 I am assuming that you are trying to determine the value of g(x) when x equals -3. If g(x)=54x-1 , then g(-3)=54(-3)-1 Evalute and you have your answer. No,

    asked by Maria on September 23, 2006
  24. science

    what are the impacts on fishing and hunting in antarctica i need answers fast thanx We will be happy to critique your thinking. Antarctica is a very delicate ecosystem: the removal of one item affects many, and you could cite examples of this. Why do you

    asked by flick on May 22, 2007
  25. Physics

    One of their side jobs is a safe delivery and installation. A pulley system is used to lift the safe 2 meters above the ground. But the rope snaps! To avoid cracking from any drops, a large, stiff spring is placed below the safe while it's lifted. If the

    asked by Anonymous on December 1, 2016
  26. physics ( help)

    A large (15kg) holiday decoration is suspended on either side of Hay Street in Perth by two cables stretching between buildings. The length of the first cable is 8m, the second is 6m and the buildings are 12m apart. The 8m rope hangs at an angle 26.4°

    asked by H.T on April 7, 2011
  27. Math

    A ferry boat departed from port and traveled at a rate of 10 miles per hour at an angle 30° north of East across a large river. If the current is flowing at a rate of 4 miles per hour straight south, what is the speed and direction of the boat in the

    asked by Tyler on March 19, 2017
  28. Economics!

    if a business firm operates indefinitely without covering any of its sunk costs,what happens to these costs? A.they continue unpaid for as long as the firm fails to make a profit large enough to cover them B.nothing happens to them;they have cease to exist

    asked by Caroline on October 12, 2010
  29. Math

    A large elm tree died after it was struck by lightning. The property owner thinks he can remove it himself, but is concerned that it will fall on his greenhouse. He takes several measurements before attempting to cut it down. At 3 PM he measures the shadow

    asked by Flora on January 31, 2016
  30. Medical Assisting

    Steri-strips cost $4.95 per box, there are 100 per box. If an orthopedic surgical group uses 200 Steri-strips a month, how much would be saved in a year by making a single purchase for a year's supply rather that 12 monthly purchases.If large lots of 1,000

    asked by Lisa on November 22, 2010
  31. physics

    Consider a thin, infinitely long conducting ribbon that carries a uniform current density j (current per unit area). The width of the ribbon is w and its thickness s is extremely small (s≪w). P is a point in the plane of the ribbon, at a large distance

    asked by sat on April 26, 2013
  32. Biology - Evolution

    Suppose you grabbed ten seeds from the large number of seeds that were present and planted them in a garden. During the summer you harvest 100 bean seeds from these 10 groups of plants? Would you wee the same distribution of seed size as when you first

    asked by Jen on March 7, 2016
  33. physics

    The relationship between magnetic force and magnetic pole strength is similar to the relationship between which of the following?. A) force, mass, and distance as in Newton's law of gravity.B) All of these.C) current, voltage, and resistance as in Ohm's

    asked by Christy on April 16, 2012
  34. physics

    The relationship between magnetic force and magnetic pole strength is similar to the relationship between which of the following?. A) force, mass, and distance as in Newton's law of gravity.B) All of these.C) current, voltage, and resistance as in Ohm's

    asked by Christy on April 14, 2012
  35. Algebra

    The table shows the amount of time spent at a park and the admission fee the park charges. Find the rate of charge in the fee with respect to time spent at the park and interpret its meaning. x= time hours 4 5 6 y= admission fees $34.99 $34.99 $34.99

    asked by Kimmy on January 2, 2016
  36. STATISTICS

    A2. Reviewed statistics indicated that there is an average of five thefts per day from a large supermarket operating from 08 00 to 19 00 six days a week. Find the probability that there (a) are no thefts in a week. [2] (b) will be ten thefts in any given

    asked by MOSES on October 27, 2016
  37. chem

    Does the mass of an object changes with location? No. Weight depends upon location; mass does not. According to the theory of relativity, however, mass depends upon speed. The changes are only noticeable at velocities that are a large fraction of the speed

    asked by Dennis on January 14, 2007
  38. Chemistry

    A saturated solution of Mg(OH)2 is prepared having a large excess of Mg(OH)2. Sn(NO3)2 is added to the solution. Ksp = 1.8 10-11 for Mg(OH)2 and Ksp = 5.1 10-26 for Sn(OH)2. (a) What [Sn2+] is required to start the precipitation of Sn(OH)2? (b) What [Sn2+]

    asked by Gregory on March 14, 2013
  39. Physics pls anyone can help me? its urgent

    A charged rod of length 21cm and total charge -7.5muC is bent into a three-quarter circle symetric about the x-axis as shown below What is the magnitude of the Electric Field at the center of the three-quarter circle in N/C ?:Which directions listed below

    asked by nisha on October 20, 2013
  40. Physics

    A boat moves north at a uniform velocity of 15 mph relative to the shore from one side of the river to a point directly opposite on the other side of the river. The water in the river flows east at a constant speed of 5mph parallel to the shore. What is

    asked by Tsunayoshi on November 1, 2013
  41. Physics

    A large engine with mass of 400 kg must be lifted 3 meters out of a truck for repair. A normal mechanic can lift with about 250 N of pulling force. They use a system of pulleys to do this. If we assume the engine starts on the ground, how long must the

    asked by PizzaIsYum on September 23, 2016
  42. Physics

    Explain in detail how you would find the density of an unknown high-density object if you had only the objects listed below.If you show calculations, make sure you define your variables.Assume all containers are large enough to hold the object.... You

    asked by James on February 6, 2017
  43. Math (typo in first)

    How do I go about tackling this problem? (I made a problem-modifying typo in the first) The American Medical Association wishes to determine the percentage of obstetricians who are considering leaving the profession becaose of the rapidly increasing number

    asked by Edward on April 29, 2007
  44. Economics

    It is 1932 and you are an economic advisor to President Roosevelt. What advice would you give the president in light of the economic problems facing the country? Where will you put the money into the economy? Will you give it to large corporations, small

    asked by Help Me Please(I NEED 2 GRADUATE) :[ on May 14, 2013
  45. Math

    Donald Trump purchased a large box of his own books for $55,000. He gave 25 of the books to other republican nominees and then sold the rest on an Internet website for $63,000, making a profit of $15 on each one. a) How many his books were in the box? b)

    asked by Amy on November 8, 2017
  46. physics

    Explain in detail how you would find the density of an unknown high-density object if you had only the objects listed below.If you show calculations, make sure you define your variables.Assume all containers are large enough to hold the object.... You

    asked by Anonymous on February 6, 2017
  47. physics

    (15 Marks) An amusement park ride consists of a large vertical cylinder that spins about its axis fast enough that any person inside is held up against the wall when the floor drops away. The coefficient of static friction between the person and the wall

    asked by anonymus on September 1, 2018
  48. English - Native speakers

    Hello! How do you call a person who checks if passengers in buses or trains have tickets? It is not a conductor right? Conductor is a person who conducts an orchestra. Another question: How do you call the woman who is helping a woman to give birth? and do

    asked by Mark on March 31, 2011
  49. physics

    1. Two point charges are separated by 6 cm. The attractive force between them is 14 N. Find the force between them when they are separated by 12 cm. 2. The SI unit of mass is the kilogram. What is the SI unit of charge? 3. The proportionality constant k in

    asked by Nicole on July 14, 2010
  50. Analytical Chem

    Determine [Zn2 ], [CN–], and [HCN] in a saturated solution of Zn(CN)2 with a fixed pH of 2.390. The Ksp for Zn(CN)2 is 3.0 × 10–16. The Ka for HCN is 6.2 × 10–10. I know the following is what needs to be done, but im unsure of how to go about it.

    asked by Anonymous on September 16, 2014
  51. Math

    there is an even number greater than 0 and less than 4 in my hundredths place. the digit in my tenths place is twice as large as the digit in my hundredths place what decimal am i

    asked by Nancy on August 29, 2016
  52. science

    If Wire A has a poterntial difference of 50V across it and carries a current of 2A. Wire B has a potential difference of 100V across it and also carries a current of 2A. Compare the resistances, rate of flow of charge, and rate of flow of energy in the two

    asked by ann on October 30, 2012
  53. Chemistry

    Data Electrodes: V Electrolyte: V(NO3)2 Amps: 6.0 Time (mins): 800 1. Calculate the charge in coulombs that passes through the cell during electrolysis. 2. What is the anode and cathode reaction of this cell? 3. Calculate the mass of metal deposited on the

    asked by Isabella on March 24, 2019
  54. physics

    A merry-go-round in the park has a radius of 1.8 m and a rotational inertia of 900kgm^2. A child pushes the merry-go-round with a constant force of 80 N applied at the edges and parallel to the edge. A frictional torque of 12 Nm acts at the axle of the

    asked by Alyssa on October 17, 2010
  55. Physics

    A 0.40kg block is held against a compressed spring of stiffness 68.2N/m and compression 0.64m parallel to a 24 degree incline that is 1.27m long.  The coefficient of kinetic friction between the block and the incline is 0.34.  The external force holding

    asked by Alphonse on October 15, 2012
  56. math

    Sam and markus are standing on level ground 100m apart. A large tree is due north of markus and on a bearing of 65degrees from sam. The top of the tree appears at an angle of elevation of 25degrees to sam and 15degrees to markus. Find the height of the

    asked by putri on November 12, 2010
  57. Math (Calculus) (mean value theorem emergency)

    Consider the graph of the function f(x)=x^2-x-12 a) Find the equation of the secant line joining the points (-2,-6) and (4,0). I got the equation of the secant line to be y=x-4 b) Use the Mean Value Theorem to determine a point c in the interval (-2,4)

    asked by Ray on November 19, 2016
  58. Physics

    A 50 kg crate is initially at rest on a plane inclined at an angle of 30 degrees to the horizontal. A man then pulls the crate up the incline via a rope that is parallel to the inclined plane. The tension that the man imparts to the rope is 100 N, and the

    asked by Shelby on November 1, 2010
  59. College Physics

    A charged particle travels undeflected through perpendicular electric and magnetic fields whose magnitudes are 4000 N/C and 20 mT,respectively. Find the speed of the particle if it is a proton. v= m/s Find the speed of the particle if it is an alpha

    asked by Lanise on February 19, 2010
  60. Math

    Write an equation of the line satisfying the given condition. a) x intercept = 3 y intercept=-2 I am really not sure how to start here. b) vertical line containing (5,-1) Would it be y=5x-1? c) parallel to the line 3x-4y=5 and containing the points (3,-6)

    asked by Hannah on October 5, 2010
  61. physics

    trying to study but stuck on this problem. Two particles, with identical positive charges and a separation of 2.34 x 10-2 m, are released from rest. Immediately after the release, particle 1 has an acceleration a1 whose magnitude is 6.75 x 103 m/s2, while

    asked by antonio on October 2, 2012
  62. Physics

    Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction

    asked by Jennie on January 4, 2012
  63. Physics

    Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction

    asked by Jennie on January 3, 2012
  64. Physics

    Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction

    asked by Jennie on January 5, 2012
  65. Physics

    Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction

    asked by Jennie on January 4, 2012
  66. Physics

    an ice sled powered by a rocket engine starts from rest on a large frozen lake and accelerates at +13m/s^2. At t1, the rocket engine is shut down and the sled moves with constant velocity v until t2. The total distance traveled by the sled is 5.30*10^3 m

    asked by Anonymous on September 27, 2017
  67. math

    Suppose babies born in a large hospital have a mean weight of 3181 grams, and a standard deviation of 526. If 97 babies are sampled at random from the hospital, what is the probability that the mean weight of the sample babies would differ from the

    asked by kyle on January 23, 2015
  68. Science

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Bizz on October 21, 2014
  69. ss --- one question pls help!

    pls help!!! What kept the price of cotton high in the years before 1860? a. cotton gin b. demand in Great Britain c. slavery d. large plantations I origionally thaught it was a. cotton gin, but after research, it looks like it was b. demand in GB my

    asked by TTR+S<3 on February 27, 2014
  70. Physics

    A bullet of mass 3.3 10-3 kg moving at 750 m/s impacts with a large fixed block of wood and travels 5 cm before coming to rest. Assuming that the deceleration of the bullet is constant, find the force exerted by the wood on the bullet? I am confused on how

    asked by MeganErin on November 13, 2010
  71. Math

    The rectangle shape in a set of blocks comes in two sizes(small and large), three colors (yellow, red, and blue), and have two thicknesses, (thick and thin). 1. Draw a tree diagram to find the total number of outcomes. 2. How many outcomes are possible? 3.

    asked by Matt on March 17, 2014
  72. Science

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Sofia (bizz) on October 21, 2014
  73. Need help pleas (science)

    . Why are energy transformation important for an ecosystem's stability? . What is the role of photosynthesis I'm making energy "usable" for life? . What is the link between decomposition and photosynthesis? . What is the connection of energy flow through

    asked by Sofia (bizz) on October 21, 2014
  74. English

    Imagine his (plight,ingratitude) penniless unemployed and with a large family to support ingratitude? After so many years of (strife strand) in business,politics, and the family he wants only to retire to the peace and quiet of his ranch strife? I knew

    asked by Jerald on October 16, 2012
  75. Physics

    #1. Ten Christmas lights are connected in series and plugged into a 120 V wall outlet. Each light is identical and can be thought of as a resistor. a) What should the value of this resistance be if the total string is to dissipate 50 W? b) How much power

    asked by Sam on September 20, 2010
  76. Physics

    #1. Ten Christmas lights are connected in series and plugged into a 120 V wall outlet. Each light is identical and can be thought of as a resistor. a) What should the value of this resistance be if the total string is to dissipate 50 W? b) How much power

    asked by Bartholomew on September 20, 2010
  77. math

    nick has a revolving department store credit card account with an annual percentage rate of 15% last month's balance on the account was $423.78 during the current month he made purchases totaling $123.42 and he made a payment of $100.00 the store uses the

    asked by Anonymous on November 8, 2007
  78. Physics..an electric field

    4 charged particles are at the cornedrs of a square of side a as shown. a) determine the magnitude and direction of the electric field at the location of charge q b) what is the total electric force exerted on q? basically picture is like this below It's a

    asked by ~christina~ on March 30, 2008
  79. physics

    Meteorites from Mars Several meteorites found in Antarctica are believed to have come from Mars, including the famous ALH84001 meteorite that some believe contains fossils of ancient life on Mars. Meteorites from Mars are thought to get to Earth by being

    asked by Randy on April 28, 2011
  80. Environmental Science

    India’s prime minister puts you in charge of that nation’s population policy. India has a population growth rate of 1.6% per year, a TFR of 2.7, a 49% rate of contraceptive use, and a population that is 71% rural. What policy steps would you recommend,

    asked by Aly on September 28, 2014
  81. Economics

    What is an oligopoly? A. An agreement by a formal organization of producers to coordinate prices and production B A market structure in which a few large firms dominate the market C A market structure in which two firms have a price way D a market

    asked by San on December 15, 2014
  82. statistics

    The physical plant at the main campus of a large state university receives daily requests to replace florecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 37 and a standard deviation of 3. Using the

    asked by Huong Nguyen on October 31, 2014
  83. Social Studies

    Whose marriage transferred large amounts of French lands to the English king and essentially made the King of England a vassal to the French King? (1 point) Richard I & Lady MacBeth Edward the Confessor & Diana of Wales William the Conqueror & Margorie of

    asked by Paul on October 1, 2012
  84. english

    In comparison to the 17th century, the 18th century was ______. A. more internally stable; however, lesser rebellions and issues still occurred within Great Britian. B. much more violent; workers' riots and rebellions led to large numbers of deaths. C.

    asked by Christine on May 8, 2012
  85. Math

    A woman owns a small, cash-only business in a state that requires her to charge 6% sales tax on each item she sells. At the beginning of the day, she has $290 in the cash register. At the end of the day, she has $1200 in the register. How much money should

    asked by Gabriel on September 30, 2014
  86. Physics

    Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current Io=200A going into the page. A third thin, infinitely long wire with mass per unit length λ=5g/m carries current I going out of the page. What

    asked by roami on December 12, 2013
  87. Physics

    Two thin, infinitely long, parallel wires are lying on the ground a distance d=3cm apart. They carry a current Io=200A going into the page. A third thin, infinitely long wire with mass per unit length λ=5g/m carries current I going out of the page. What

    asked by Anonymous on December 12, 2013
  88. physics

    A horizontal, straight wire carrying 12 A current from east to west is in the earth's magnetic field B. At this place, B is parallel to the surface of the earth, points north and its magnitude is 0.04mT. Determine the Magnetic Force on 1 m length of wire.

    asked by sanjay on March 23, 2016
  89. Physics

    A block of mass m = 2.80kg is held in equilibrium on a frictionless incline of angle= 56.6 by the horizontal force F. (a) Determine the value of F.(b) Determine the normal force exerted by the incline on the block. Hint: Draw a free-body diagram of the

    asked by Thomas on May 9, 2013
  90. math

    Elizabeth has a box of shirts. one half of the shirts are small, 2/5 of the shirts are medium, and 5 shirts are large. How many shirts are in the box?

    asked by dave on May 1, 2013
  91. math

    elizabert has a box of shirts.1/2 of the shirts are small,2/5of the shirts are medium, and 5 shirts are large. how many shirts are in box?

    asked by jerry on January 23, 2014
  92. math

    beth has a box of shirts.one half of the shirts are small,2/5 of the shirts are meduim,and 5 shirts are large.how many shirts are in the box?

    asked by kyle on February 28, 2011
  93. math

    Elizabeth has a box of shirts. One half of the shirts are small, 2/5 of the shirts are medium, and 5 shirts are large. How many shirts are in the box?

    asked by Sara on February 28, 2011
  94. earth science

    Which of the following statement is False: A.Cinder cones are built from ejected lava fragments and are usually less than 300 meters high B.Calderas are large collapsed depressions having more or less circular form C.Most volcanoes are fed magma through

    asked by kevin on October 29, 2014
  95. addition and subtraction of vectors

    In a soccer match, the goal keeper stands on the midpoint of her goal line. she kicks the ball 25m at an angle of 35deg to the goal line. her teammate takes the pass and kicks it 40m farther, parallel to the sideline. The resultant vector is 62.2m if the

    asked by Shaila on July 29, 2010
  96. Calculus

    The post office ships a package using large package rates if the sum of the length of the longest side and the girth (distance around the package perpendicular to its length) is greater than 84in and less than or equal to 108in. Suppose you need to ship a

    asked by Danny on November 14, 2016
  97. Calculus - Optimization

    The post office ships a package using large package rates if the sum of the length of the longest side and the girth (distance around the package perpendicular to its length) is greater than 84in and less than or equal to 108in. Suppose you need to ship a

    asked by Danny on November 14, 2016
  98. Physics

    A wagon is coasting at a speed, vA, along a straight and level road. When ten percent of the wagon's mass is thrown off the wagon, parallel to the ground and in the forward direction, the wagon is brought to a halt. If the direction in which this mass is

    asked by Shauna on March 1, 2014
  99. Physics

    A wagon is coasting at a speed vA along a straight and level road. When twenty-five percent of the wagon's mass is thrown off the wagon, parallel to the ground and in the forward direction, the wagon is brought to a halt. If the direction in which this

    asked by Anonymous on March 24, 2014
  100. Physics

    How does the capacitance of a parallel plate capacitor change when its plates are moved to twice their initial distance and a slab of material with dielectric constant К = 2 is placed between the plates to replace air? I think that the capacitance would

    asked by Sandra on February 28, 2010