1. Physics

    A rectangular object has a width of 40 meters, height of 15 meters, and length of 2 meters. It floats consistently when 3 meters of its height is below the surface of the water. 1. Find the volume of the displaced water. - Is this the same as the volume of

    asked by Anonymous on November 16, 2016
  2. precalculus

    The equation of the line joining the complex numbers -5 + 4i and 7 + 2i can be expressed in the form az + b \overline{z} = 38 for some complex numbers a and b. Find the product ab. I can get the equation of the line by slope intercept but I don't know how

    asked by Jamie on September 6, 2014
  3. Algebra

    A tourist traveled on a motorboat against the current for 25 km. And then returned back on a raft. In the boat the tourist traveled for 10 hours less than on the raft. Find the speed of the current if the speed of the motorboat in still water is 12

    asked by Sean on March 25, 2016
  4. math

    A number m is formed by writing all the prime numbers between 0 and 10 in an ascending order. Another number n is formed by writing all the square numbers between 0 and 10 in a descending order. (a) Find m - n; (b) Express (m - n) as a product of its prime

    asked by kd on October 31, 2018
  5. Math

    You have a total of 21 coins, all nickels and dimes. The total value is $1.70. Write and solve a system of equations to find the number of dimes d and the number of nickels n that you have. I already wrote the equations: n+d=21 and 10d+5n=1.70. But I don't

    asked by Angie on April 20, 2009
  6. math

    angle of elevation of the top of a mountain to a man is 45degree.if we walk along a slope of 30 degree of the mountain 100 meters then the angle of elevation of the top of mountain becomes 60 degree.find the height of the mountain.

    asked by subhradeep on August 8, 2010
  7. physics

    A chair of mass 14.5 kg is sitting on the horizontal floor; the floor is not frictionless. You push on the chair with a force F = 35.0 N that is directed at an angle of 43.0 ∘ below the horizontal and the chair slides along the floor. find the normal

    asked by pop on February 8, 2016
  8. pre cal

    Find a possible formula for the function graphed below. The x-intercept is marked with a point located at (5,0), and the y-intercept is marked with a point located at (0,−0.833333333333333). The asymptotes are y=−1 and x=6. Give your formula as a

    asked by tor on July 28, 2016
  9. MATH

    100 bushels of corn are divided among 100 men, women, and children. Men receive 3 bushels each, women 2 bushels and children 1/2 bushel each. How can the bushels be distributed? is there more than one solution? if so, find the other solutions.

    asked by Maggie on September 15, 2009
  10. physics

    Particle 1 is moving on the x-axis with an acceleration of 5.55 m/s2 in the positive x-direction. Particle 2 is moving on the y-axis with an acceleration of 7.45 m/s2 in the negative y-direction. Both particles were at rest at the origin at t = 0 s. Find

    asked by Anonymous on September 25, 2011
  11. Maths

    the formula A=(1 + RT/100) gives the total money A, that a principal P amount to T years at R% simple interest per annum. Find the amount that a principal of #850 become if invested for 6 years at 6% simple interest per annum.?

    asked by Venessa Benson. on June 15, 2019
  12. math

    a box contains seven red marbles, five green marbles & eight blue marble. a marble is drawn at random & is replaced. a second marble is then drawn from ther jar. find the probabilty that the first marble is red & second is green

    asked by thomas on March 17, 2016
  13. Algebra

    A tourist traveled on a motorboat against the current for 25 km. And then returned back on a raft. In the boat the tourist traveled for 10 hours less than on the raft. Find the speed of the current if the speed of the motorboat in still water is 12

    asked by Andrew on March 22, 2016
  14. physics

    Two metallic wires X and Y are connected to a series. wire X has length l and radius r . While Y has length 2 l and radius 2 r. find the ratio of total resistance of series combination and resistance wire X , if both the wires are of same material.

    asked by Thejaswini on May 13, 2015
  15. Astronomy

    Need some help with Astronomy. I need to figure out the acceleration of gravity on the surface of certain planets. For example, I need to find the acceleration of gravity on Mars when the mass is .11 times the mass of Earth and the radius is .53 times the

    asked by TAG on October 26, 2008
  16. Statistics

    Please can some one help me with the following: A fisherman finds that approximately 17% of all his fish go bad by the time he takes them to the market. The fisherman catches 1,000 fish. A. How many will go bad by the time he takes them to the market? B.

    asked by Alia on December 26, 2012
  17. Statistics

    Please can some one help me with the following: A fisherman finds that approximately 17% of all his fish go bad by the time he takes them to the market. The fisherman catches 1,000 fish. A. How many will go bad by the time he takes them to the market? B.

    asked by Alia on December 25, 2012
  18. alg

    solve equation g+4/g-2=g-5/g-8 another qustion an elliptical track has a major axis that is 80 yrds long and minor axis 72 yards long find an equation for the track if its center (0,0) and the major axis is the x axis

    asked by jerson on June 9, 2008
  19. College Algebra

    Kathy and Cheryl are walking and running in a fundraiser. Kathy completes the course in 6 hours and Cheryl completes the course in nine hours. Kathy went on average two miles per hour faster than Cheryl. Find Kathy and Cheryl's speed.

    asked by Anonymous on September 2, 2017
  20. Chem

    During your lab , you are provided with a stock antibody solution (Ab) that has a concentration of 400 ug/ul . you are provided with 10 ul( amount of stock antibody ) and 90 ul( amount of buffer ) . find the final dilution factor and the final Ab

    asked by Maya on October 15, 2015
  21. math

    if the width of a rectangle is 5 inches shorter than the length and the perimeter of the rectangle is 80 inches. how do you set up the equation for the perimeter involving only L and how do you solve this in a linear equation algebraically to find the

    asked by me on June 16, 2013
  22. Statistics

    Suppose a bag contains 7 red chips, 8 black chips, and 3 green chips. You draw two chips (without replacement) from the bag. Find the probability that you drew a red chip first and then a black chip second.

    asked by Savannah on April 30, 2010
  23. Algebra

    A certain recipe requires 2 3/5 cups of flour, and 3 1/4 cups of sugar. a) if 3/8 of the recipe is to be made how much sugar is needed? b) if the above ingredients are required for one batch, find the amount of flour needed for a triple batch.

    asked by Christine C on July 20, 2016
  24. Maths

    Really really need some help here., There was an I.T. Fair. 2/9 of the visitors were children. There were 4000 more adults than children. The ratio of boys to the number of girls was 3:5. The ratio of number of men to number of women was 3:1. Find the

    asked by J.Sarah on October 7, 2014
  25. math/phys

    A converging lens (f = 12.2 cm) is located 33.4 cm to the left of a diverging lens (f = -4.64 cm). A postage stamp is placed 31.4 cm to the left of the converging lens. (a) Locate the final image of the stamp relative to the diverging lens. (b) Find the

    asked by Anonymous on September 8, 2013
  26. Physics

    A converging lens (f = 14.6 cm) is located 39.0 cm to the left of a diverging lens (f = -4.57 cm). A postage stamp is placed 34.2 cm to the left of the converging lens. (a) Locate the final image of the stamp relative to the diverging lens. (b) Find the

    asked by Beth on July 14, 2012
  27. the big idea of energy KS3

    what is the big idea of energy? To A. Einstein, it was that Energy and Mass are equivalent, and that the sum total of both, with a factor called entropy, is constant in the universe. what is the big idea of energy i need help on finding out what the big

    asked by blue babe on October 22, 2006
  28. AP Physics: shot projectile??

    The cannon on a pirate ships shoots cannon balls with a speed of 350 m/s (the muzzle velocity). The cannon can be adjusted to shoot at any elevation above the horizontal. The barrel is 2m long and the mass is 5 kg. Ignoring air resistance and assuming the

    asked by Tyger2020 on September 5, 2017
  29. Physics

    The artificial sweetener NutraSweet is a chemical called aspartame (C14H18N2O5). (a) What is its molecular mass (in atomic mass units)? 294.13 u (b) What is the mass (in kg) of an aspartame molecule? kg I was able to find the mass units but I'm having

    asked by Will on April 27, 2008
  30. Statistics/Probability

    Each day a bakery delivers the same number of loaves of bread to local shop on the corner. On average the shop sells 75% of loaves. Assuming that the number of loaves sold per day has binomial distribution with a standard deviation of 9. Find the number of

    asked by Koylar on July 17, 2014
  31. math

    i don't get 2 use the rate 380 miles in 5 hours 2 find the unknown number for each equivelent rate round to the nearset tenth I don't get your question. What "equivalent rates" are you talking about? 380 miles in 5 hours is an average speed of 76 miles per

    asked by fre on April 15, 2007
  32. Math

    Suppose a deposit of $3,500 in a savings account that paid an annual interest rate r (compounded yearly) is worth $3,910 after 2 years. Using the formula A=P(1+r)^t, we have 3,910=3,500(1+r) ^2Solve for r to find the annual interest rate (to the nearest

    asked by Keonn'a on November 24, 2018
  33. Grade 8 prealgebra

    Michael wants to rent a car on his vacation. The rental fee is 60 dollars per day plus a refueling charge of $40. He has at most 400.00 to spend. The inequality 60d +40

    asked by Mark on November 4, 2017
  34. Statistics

    A bag contains 5 blue candies and 6 green candies. You randomly pick a piece of candy from the bag, observe the color, then put it back in the bag. You repeat this process 5 times. Find the following probabilities (rounded to the nearest thousandths): a.)

    asked by Keonn'a on October 13, 2018
  35. Algebra

    A can of soda is placed inside a cooler. As the soda cools, its temperature T(x) in degrees Celsius is given by the following exponential function, where is the number of minutes since the can was placed in the cooler. T(x)=-22+44e^-0.03x Find the initial

    asked by Jessica on June 15, 2011
  36. Algebra

    The blood alcohol concentration (BAC) of a person who has been drinking is given by the following expression. Number of ounce % alcohol x 0.075 divide body weight in pounds minus hour of drinking x 0.015 In 4 hours a 220lb person has drunk 5 12 ounce beer

    asked by Lisa on October 6, 2013
  37. AP Physics B

    I'm unsure how to even start this problem or how I'm suppose to find out the distance at which destructive interference would occur... Two loudspeakers are 1.8 m apart. A person stands 3.0 m from one speaker and 3.5 m from the other. (a) What is the lowest

    asked by AP Physics B on November 15, 2009
  38. Calc AB

    Remember that f(x) must be one-to-one (only one y-value for each x-value) over the domain where f –1(x)is defined as a function. So, in some cases you must restrict the domain of f(x) so that it's one-to-one. There might be more than one section of

    asked by Thomas on April 9, 2015
  39. Mechanics for A-level

    An object of mass 50kg rests on a rough plane inclined at an angle z to the horizontal. It is supported in this position by a light string parallel to the plane which is attached to the object and fixed to a point at the top of the plane. The string has a

    asked by Bob on April 5, 2012
  40. help!

    How are physical characteristics combined with behavioral characteristics by northern mammals to conserve heat during extreme periods? http://en.wikipedia.org/wiki/Hibernation http://en.wikipedia.org/wiki/Estivation In addition to the excellent information

    asked by help! on August 12, 2006
  41. math - bearings

    Been working on this question for a while. Have drawn a diagram (looks like a tilted trapezium, correct me if i'm wrong), but I still can't find any right angles to calculate the distance. Help would be appreciated, thanks. Question: A plane flies on a

    asked by anonymous on January 12, 2018
  42. Physics

    I have some questions regarding motion problems. If I have a ball at initial velocity of 50m/s at 35 degree angle, to find horizontal and vertical components, I do the following: Vertical is 50(sin35)=28.68-rounded to 29 Horizontal = 50 (cos

    asked by Katherine on October 8, 2010
  43. physics

    A cylindrical rod( length L, radius R and density d) is dipped vertically in to a liquid. the rod is connected by a wire to a balance that measures the force to lift the rod. the contact angle between rod and liquid is θ. If rod is partially immersed so

    asked by kinjal on March 6, 2011
  44. statistics

    a sample of 50 women is obtained and their heights (in inches) and pulse rates (in beats per min) are measured. the linear correlation coefficient is 0.229 and the equation of the regression line y= 17.9 +0.870x where x represents hight. the mean of the 50

    asked by robin on October 22, 2013
  45. physics

    A solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle θ = 30o. The sphere has mass M = 8 kg and radius R = 0.19 m . The coefficient of static friction between the sphere and the plane is μ = 0.64.

    asked by stewart on November 6, 2014
  46. Physics

    A pilot must fly his plane to a town which is 200 km from his starting point in a direction 30 degrees N of E. He must make the trip in 1/2 hr. An 80km/h wind blows in a direction 30 degrees E of S. Find the speed of the plane relative to the ground, the

    asked by Anonymous on March 1, 2008
  47. physics

    A cylindrical rod( length L, radius R and density d) is dipped vertically in to a liquid. the rod is connected by a wire to a balance that measures the force to lift the rod. the contact angle between rod and liquid is θ. If rod is partially immersed so

    asked by kinjal on March 6, 2011
  48. chemistry uncertainty rule

    if I want to find the uncertainty for a certain molar mass containing 4 atoms of Oxygen, do I multiply the error and the MM by 4: like this 4(15.9994 plus of minus .0003) = 63.9976 plus or minus .0012 (distribute the 4?) or follow the rules for mult. of

    asked by paul on September 25, 2015
  49. physics

    A closed box is filled with dry ice at a temperature of -78.5 degree C, while the outside temperature is 21.0 degree C. The box is cubical, measuring 0.350m on a side, and the thickness of the walls is 3.00*10^-2 m. In one day, 3.10*10^6 J of heat is

    asked by Mirenda on February 12, 2008
  50. maths

    Starting with x0 = 0 (x0 has diagonal 0 that is smaller and towards the bottom) use the iteration formuala xn+1 = 4/ xn^2 +5 twice (for xn+1 the n+1 is smaller than x and diagonal towards the bottom also for xn^2 the n^2 is smaller than the x and diagonal

    asked by supersupersuper on January 3, 2017
  51. Maths

    the angles of of evolution of the top of a hill from the City centres of two towns on either side of the hill are observed to be 30° and 60° respectively. if the distance of hill of the top from the city centre of first is 9 kilometre find in

    asked by Angel on March 22, 2017
  52. algebra

    you want to build a playhouse for your sister in your backyard. You have the blue print which show the playhouse is 13 feet long and 12 feet wide. you want to change the dimension such that the lenght will be decreased and the width will be increased by

    asked by sue on October 15, 2014
  53. cellbio

    How many protons are pumped into the stroma for each ATP generated during Photophosphorylation in oxygenic phototrophs? What is the maximum number of ATP molecules that can be produced in the inner membrane of the mitochondria for every one molecule of

    asked by tracey on October 29, 2006
  54. English

    I have read an excerpt to Legendary King Arthur. I'm trying to find the theme. I am debating on either a true hero never dies, or family can not always be trusted. In the story, they say that King Arthur might rise, and they believe that he has set a good

    asked by Baeler on September 30, 2016
  55. algebra

    A veterinarian uses 300 feet of chain-link fencing to enclose a rectangular region and also to subdivide the region into two smaller rectangular regions by placing a fence parallel to one of the sides, (a) Write the width w as a function of the length l. w

    asked by Nate on November 4, 2014
  56. Physics

    A box starting from rest, slides down an incline which makes an angle of θ above the horizontal. The incline has a maximum height of h above the platform on which it sits which is itself H above the ground. The box leaves the end of the ramp and

    asked by Chad on July 24, 2012
  57. maximizing profit calculus

    During the summer months Terry makes and sells necklaces on the beach. Last summer he sold the necklaces for $10 each and his sales averaged 20 per day. When he increased the price by $1, he found that he lost two sales per day. a. Find the demand

    asked by julie on November 11, 2007
  58. Physics

    A 3.30-kN piano is lifted by three workers at a constant speed to an apartment 28.8 m above the street using a pulley system fastened to the roof of the building. Each worker is able to deliver 197 W of power, and the pulley system is 75.0% efficient (so

    asked by Kristin on June 17, 2012
  59. History

    I need help on how people influenced us. I am doing some history homework about the great depression (late 1920's through early 1940's) and I need some future connections like how did Duke Ellington influence us today? Or Walt Disney influence us

    asked by Sam on February 20, 2013
  60. Physics

    A box starting from rest, slides down an incline which makes an angle of θ above the horizontal. The incline has a maximum height of h above the platform on which it sits which is itself H above the ground. The box leaves the end of the ramp and

    asked by Zac on July 25, 2012
  61. physic

    Between the orbits of Mars and Jupiter, several thousand small objects called asteroids move in nearly circular orbits around the Sun. Consider an asteroid that is spherically shaped with radius r and density 3000 kg/m3 . You find yourself on the surface

    asked by jose on October 10, 2015
  62. physics

    A mass of 1.00kg is dropped from a height of 80cm onto a spring, of unstretched length of 20.0cm, which is resting on the floor. It comes to rest, momentarily, at a height of 10.0cm from the floor. If we can ignore friction, find the spring constant of the

    asked by Trace on November 24, 2010
  63. AP Calculus AB

    The fence around Wayne Manor (a rectangular plot of land) is going to be replaced. No fence will be required for the side lying along Gotham river. If the new wrought iron fence costs $12 per meter for the side parallel to the river and $4 per meter for

    asked by Stephen on December 11, 2016
  64. macroeconomics

    i have a college macroeconomics question due tommorow can u help?? economy decribed as follows: C=14,000+.5(y-t)-40,000r I=8000-20,000r G=7000 NX=-1800 T=8000 Y=40000 1)find a numeric equation relating planned aggregate expenditure to output and the real

    asked by sam on December 11, 2007
  65. Marketing

    Are investment spending market tests a good strategy or a waste of time and overly cautious? I'm working on a case study and I'm having trouble picking a side to argue. The instructor wants us to decide how promotion money should be allocated in the case.

    asked by Lou on November 18, 2013
  66. Calculus

    A girls throws a tennis ball straight into the air with a velocity of 64 feet/sec. If acceleration due to gravity is -32 ft/sec2, how many seconds after it leaves the girl's hand will it take the ball to reach its highest point? Assume the position at time

    asked by Kait on February 27, 2018
  67. College Algebra

    If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the

    asked by Nancy on April 18, 2011
  68. chem

    One atmospheric pressure is that which will support a column of mercury 760.0 mm high. Show that 1 atm equals 1.013 x 10^5 N/m^2. Take the density of Hg to be 13.60 g/cm^3 and the gravitational constant to be 9.80 m/s^2. (You may find unit analysis

    asked by Chris on January 6, 2007
  69. 11th grade Physics

    An open pipe 0.40m in length is placed vertically in a cylindrical bucket having a bottom area of 0.10 m^2. Water is poured into the bucket until a sounding tuning fork of frequency 440 Hz, placed over the pipe, produces resonance. Find the mass of water

    asked by Garry on November 2, 2010
  70. Chemistry

    The much-abused drug cocaine is an alkaloid. Alkaloids are noted for their bitter taste, an indication their basic properties. Cocaine C17H21O4N, is soluble in water the the extent of 0.17g/100 mL solution, and a saturated solution has a PH = 10.08. What

    asked by Sev on August 9, 2009
  71. College Algebra

    If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the

    asked by Nancy on April 18, 2011
  72. Finance

    Currently you own a portfolio comprised of the following three securities. How much of the riskiest security should you sell and replace with risk-free securities if you want your portfolio beta to equal 90 percent of the market beta? Stock Value/Beta A

    asked by Billy on December 6, 2015
  73. English

    1. Search the following topics on the Internet, and then fulfill/do the project. Write the addresses of foreign shopping sites after you find them. Chosse the items you want to buy and write down the names and prices. On which item did you spend the most?

    asked by John on September 1, 2009
  74. engineering physical

    An elevator with a man inside, of gross mass 500KG, starts moving upwards with a costant acceleration and acquires a velocity os 2m/s after travelling a distance os 3m.Find the pull in the cables during the accelerated motion. If the elevator, before

    asked by Sian on March 26, 2013
  75. Pre-Calculus

    I'm having trouble with this question. The number of horse-power H required to overcome wind drag on a certain automobile is approximated by: H(x)= 0.002(x)^2 + 0.005(x) - 0.029, [10 is less then/equal to (x) is less then/equal to 100]. Where x is the

    asked by Sam on February 8, 2011
  76. Financial Literacy

    There are no answer choices it's a crossword puzzle. Money that helps students go to college; ____________ When colleges help a student find a job it's called ______ Money that is given by businesses and private organizations to help students go to

    asked by Beyblade Burst is Awesome on April 11, 2018
  77. College Algebra

    If 24% of your monthly pay is withheld for federal income taxes and another 6% is withheld for Social Security, state income tax, and other miscellaneous items, leaving you with $989.50 a month in take-home pay, then the amount you earned before the

    asked by Nancy on April 18, 2011
  78. general

    Can you list me what are the animals of the black forest ???? please Thanx http://www.google.com/search?q=schwarzwald+animals&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7&rlz=1I7SUNA You will find many different animals named in the

    asked by AMY on March 19, 2007
  79. physics

    A physicist, upon awaking one morning to find his stove out of order, decides to boil the water for his wife's coffee by shaking it in a thermos flask. Suppose that he uses 520 cm3 of tap water at 56oF, that the water falls 1.35 ft each shake, and that the

    asked by lizzy on April 23, 2008
  80. chemistry

    What mass in grams of potassium hydroxide is cntained in 500 mL of solution that has a pH of 11.5? For Further Reading chemistry - DrBob222, Sunday, April 6, 2008 at 12:09am pH = 11.5 pOH = 14 - 11.5 = 2.5 pOH = -log(OH^-) ] 2.5 (OH^-) = ?? KOH ==> K^+ +

    asked by Sarah on April 6, 2008
  81. Collage Physics

    An elevator with a man inside, of gross mass 500KG, starts moving upwards with a costant acceleration and acquires a velocity os 2m/s after travelling a distance os 3m.Find the pull in the cables during the accelerated motion. If the elevator, before

    asked by Sian on March 26, 2013
  82. Finance

    Currently you own a portfolio comprised of the following three securities. How much of the riskiest security should you sell and replace with risk-free securities if you want your portfolio beta to equal 90 percent of the market beta? Stock Value/Beta A

    asked by Billy on December 7, 2015
  83. Collage Physics

    n elevator with a man inside, of gross mass 500KG, starts moving upwards with a costant acceleration and acquires a velocity os 2m/s after travelling a distance os 3m.Find the pull in the cables during the accelerated motion. If the elevator, before

    asked by Sian on March 26, 2013
  84. Physics

    A solid bar of length L = 1.30 m has a mass m1 = 0.893 kg. The bar is fastened by a pivot at one end to a wall which is at an angle è = 33.0 ° with respect to the horizontal. The bar is held horizontal by a vertical cord that is fastened to the bar at a

    asked by Tessa on April 26, 2010
  85. English

    Sorry, I included the wrong post. I still have a few doubts on the following sentences. 1) The traffic isn't very heavy. 2) A security officer will control (check?) you for metal. 3) Get on the plane (not in), find your seat and wait for your flight

    asked by Henry2 on December 1, 2011
  86. physics

    3 kg block (block A) is released from rest at the top of a 20 m long frictionless ramp that is 5 m high. At the same time, an identical block (block B) is released next to the ramp so that it drops straight down the same 5 m. Find the values for each of

    asked by Katelyn on October 25, 2016
  87. Physics

    A cue ball (mass = 0.150 kg) is at rest on a frictionless pool table. The ball is hit dead center by a pool stick which applies an impulse of +1.45 N·s to the ball. The ball then slides along the table and makes an elastic head-on collision with a second

    asked by Xavier on October 24, 2010
  88. automobile engineering

    For an automobile with wheel base 2.5m, the centre of gravity lies 0.6 m above the ground and 1.15 m in front of the rear axle. The automobile is moving on level ground with a speed of 45 km/hr. Find the minimum stopping distance when (a) Only rear wheels

    asked by amit on September 14, 2015
  89. Math PLEASE help

    Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y. x 7 7 5 5 7 y 95 90 75 85 95 (a) Complete the preliminary calculations: SS(x), SS(y), and SS(xy). Incorrect: Your answer is incorrect. . (SS(x))

    asked by Krista on May 30, 2013
  90. Math

    A car travels due east with a speed of 42.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. The traces of the rain on the side windows of the car make an angle of 70.0° with the vertical. Find the velocity of the rain

    asked by Anonymous on February 19, 2012
  91. Fermats Little Theorem

    Good morning, Just working through an example but ive gotten stuck and need some help. So find the least residue of 8^123 Mod 61 So 8^60 = 1 (mod 61) 8^120 = (8^60)^2 = 1^2 = 1 (mod 61) 123 = 2*60+3 So 8^2*60+3 = (8^60)^2 x 8^3 = 1^2 x 8^3 = 1 x 512 = 512

    asked by Mat on October 15, 2016
  92. math

    1.Partition a rectangle into rows and columns of same-size squares and count to find the total number of them. 2.Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third

    asked by kodak on March 31, 2014
  93. Algebra 1

    Emily rows six miles downstream in 1 hour and her friend Ashley,rowing 1 mile per hour faster,completes the return trip in 2 hours. 1.Find the speed of the current(c) and each girls rowing speed. 2.If Emily and Ashley were rowing separately,who would

    asked by Jane on May 7, 2013
  94. Analytical Mechanics

    A car traveling at 100Km/hr smashes into a concrete abutment. Show that the collision is the equivalent to driving off the top of a ten story building. Allow 4 meter per story and neglect air resistance. Next, find the equivalent vertical height to

    asked by Garrett on February 8, 2011
  95. Math Question

    Hi! We asked this question last night but we got confused. Find the amount in the account if $2000 is invested at 6.125%,compounded semi-anually, for 2 years. I worked this problem and Lydia worked this problem. I came up with the answer $2,252.50 However,

    asked by Logan and Lydia on February 27, 2007
  96. Physics

    A 1.00 g mass hangs by a string next to an identical stationary mass. When both masses are given identical positive charges, the hanging charge swings out 3.00 cm from the vertical so that its string makes an angle of 30.0 degrees with the vertical. Find

    asked by Katie on June 13, 2007
  97. statistics

    In one day, a random security check of 65 travelers at JFK international airport would cause 17 of those travelers to be “red-flagged” for further checks. The population standard deviation (nation wide) is 12 “red-flags” per day. Using the JFK

    asked by Trish R on June 20, 2010
  98. Calculus

    a pond that lies in a crater is being drained att he rate of 1000m3/min.If the crater has the shape of an inverted cone of radius 200(at he original water level) and original depth is 50 m (at the center) find that rate at which the water level begins to

    asked by Mehak on March 12, 2011
  99. math

    The winning time int he womens Olympic 200 meter dash w is a function of the year x in which the event was run, starting with 1948 and is given by the equation w= f(X)= -0.0661X+152.8 A. PREDICT THE WINNING TIME FOR THE 1988 OLYMPICS. ( THE ACTUAL TIME WAS

    asked by anna on July 26, 2010
  100. chemistry

    hey everyone out there im new to this forum so please be nice. hahaha :D as the subject says this is about ozone cracking. well my friend is doing a research assignment, and shes talking about ozone cracking. she has done your homework and found out that

    asked by Anonymous on October 16, 2008

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