1. Math

    Irma rents movies online each month it costs her a fee of $4.99 per month plus an additional $0.99 for each video game that she rents. Which equation can be used to find c, the cost Irma pays each month to rent movies and x video games? A.c=4.99x0.99(x)

    asked by Jerald on April 17, 2013
  2. Thinking Mathematically - Geometry

    A flagpole has a height of 16 yards. It will be supported by three cables, each of which is attached to the flagpole at a point 4 yards below the top of the pole and attached to the ground at a point that is 9 yards from the base of the pole. Find the

    asked by Anonymous on November 2, 2013
  3. Math

    A company finds that one out of five employees will be late to work on a given day. If this company has 42 employees, find the probabilities that the following number of people will get to work on time. (Round your answers to 4 decimal places.) (a) Exactly

    asked by Sarah Duensing on February 29, 2016
  4. physics

    The figure below shows a test charge q between the two positive charges. Find the force (in newtons) on the test charge for q = 1 µC. Give a positive answer if the force is to the right and a negative answer if the force is to the left.

    asked by julie on January 27, 2009
  5. statistics

    Smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for the afternoon shift 5% of all welds done will be substandard. If Smith checks 300 of the 7500 welds completed that shift, what is the probability

    asked by Robert on March 18, 2014
  6. Algebra

    The set S= {AAA,AA,C,D} represents the sizes of batteries a hardware store offers. The set T= {regular, alkaline, rechargeable} represents the possible types of the batteries. Find the cross product S x T to determine how many different batteries are being

    asked by Mary on September 12, 2013
  7. Maths

    Here is a right- angled triangle. |\ | \ x | \ |___\ x - 2 All measurements are in centimetres. The area if the triangle is 2.5cm^2. Find the perimeter of the triangle. Key values: Equation for area: ? - __(___) = ? ? Quadratic equation: -b ± √b^2 - 4ac

    asked by Elle on January 3, 2017
  8. physics

    A particle undergoes two displacements. The first has a magnitude of 135cm and makes an angle of 114° with the positive x axis. The resultant displacement had a magnitude of 183cm and is directed at an angle of 21.8° to the positive x axis. Find the

    asked by alex on October 13, 2014
  9. Physics(Please help)

    Three forces act on a hockey puck as it slides across the ice, and it is in equilibrium. The force F is applied at the center and has a magnitude of 25 N. The force F1 is applied at the top edge, and F2 is applied half way between the center and the bottom

    asked by Hannah on June 5, 2012
  10. statistics

    smith is a weld inspector at a shipyard. He knows from keeping track of good and substandard welds that for a afternoon shift 5% of all welds done will be substandard. Of smith checks 300 of the 7500 welds completed that shift, what is the probability that

    asked by Anonymous on May 9, 2011
  11. math

    Centered 6 meters above the ground, a Ferris wheel of radius 5 meters rotates at 1 degree per second. Assuming that Jamie’s ride begins at the lowest point on the wheel, find how far Jamie is above the ground after 29 seconds; after 331 seconds; after t

    asked by sarah b on April 15, 2010
  12. Chemistry (just need someone to check my answer)

    When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find the number of moles of oxygen that are needed to form 6 mol of Fe2O3. My answer: 9 moles of oxygen

    asked by Zoella on December 13, 2016
  13. Math

    At 1:30 Marlon left his house to go to the beach, a distance of 9.375 miles. He rose his skateboard until 2:15, and then walked the rest of the way. He arrived at the beach at 3:00. Marlon's speed on his skateboard is 1.5 times his walking speed. Find his

    asked by Anonymous on September 3, 2017
  14. maths

    Christopher has cut three pieces of string to three kites.two pieces are equal length. rhw third pieces is one half of the lenght of each of the others. he cut out the three pieces from a roll of string 70 meters long without any String left over.Find the

    asked by tanya on February 5, 2012
  15. Social Studies

    Hola (hello), I need a website to find information on the colony Connecticut. thankssss http://www.kids.state.ct.us/history.htm http://www.answers.com/topic/connecticut-colony http://colonialancestors.com/ct/ct23.htm

    asked by Kerstin on December 19, 2006
  16. Physics

    A man climbs down a rope which is connected to a tree.The breaking stress of the rope is 75℅ of his mass.Find the maximum acceleration he can climb down the rope? Does the breaking stress here acts as the tension(T) If so by applying F=ma downwards, mg-T

    asked by Shenaya on August 3, 2017
  17. Physics

    A horizontal force of 150 N is used to push a 43.5 kg packing crate a distance of 5.30 m on a rough horizontal surface. If the crate moves at constant speed, find each of the following. (a) the work done by the 150 N force (b) the coefficient of kinetic

    asked by Raqual on November 8, 2011
  18. torque

    A meterstick is found to balance at the 49.7 cm mark when placed on a fulcrum. When a 50.0g mass is attached at the 10.0cm mark, the fulcrum must be moved to the 39.2 cm mark for balance. What is the mass of the meterstick? All of the problems ive been

    asked by sar on June 22, 2010
  19. math

    kylie answered my question but did not go into detail how to solve the problem. Here's the problem I need help with. Given two numbers whose sum is 56. Six times the larger is 72 more than 5 times the smaller. Find the numbers. I need to know step by step

    asked by Traci on February 23, 2013
  20. calculus

    This is from our problem set. f(x)= 2(x^3)-3(x^2)-12x+20 write an equation of the line perpendicular to the graph of f at x=0 I think i'm supposed to take the derivate of f and then find the slope of the tangent line at x=0. Then take the opposite

    asked by Divya on October 26, 2010
  21. Math

    the total cost for a school bus rental is 350$/day. Each bus holds 60 students. Find the cost (c) of renting the school bus as a function of the number of students going on a trip (n). My answer: I have come up with relating the 350$ to n/60 but i am stuck

    asked by Frank on December 1, 2009
  22. Mechanics M1

    A girl swims across a river. When she swims in still water, she swims at 1.25 m/s, the river flows parallel to its banks at v m/s. The girl aims to swim upstream at angle θ degree to the river bank so that her resultant velocity of 1 m/s is along AB,

    asked by Sunder on March 7, 2012
  23. Trig

    House B is located at a bearing of N67°E from house A. House C is 370 meters from house A at a bearing of S68°E. House B is located at a bearing of N11°W from house C. Find the distance from house A to house B. (Round your answer to two decimal places.)

    asked by Kate on November 8, 2014
  24. algebra

    If a building contractor hires 5 day laborers and 2 concrete finishers, his payroll for the day is $1200. If he hires i day laborer and 4 concrete finishers, his daily cost is $924. Find the daily wage for each type of worker.

    asked by Ernie on December 2, 2014
  25. Physics

    can any1 answer these 2 fill in the blank questions plzzzz: 1. at the beginning the earth was __________ molten whereas the moon was ________ molten. This was because the earth is ________ than the moon. 2. Thanks to measurements on __________ rocks we

    asked by Sarah on July 18, 2008
  26. space

    can any1 answer these 2 fill in the blank questions plzzzz: 1. at the beginning the earth was __________ molten whereas the moon was ________ molten. This was because the earth is ________ than the moon. 2. Thanks to measurements on __________ rocks we

    asked by Sarah on July 18, 2008
  27. Pre calculus, vectors

    A straight river flows at a speed of 20km/h. A boater starts at the south shore and heads in ths direction of 70degrees from the shore. The boat has a speed of 20km/h in still water. Find the true speed and direction of the boat.

    asked by Halala on February 26, 2013
  28. Physics

    A horizontal force of 150 N is used to push a 32.5-kg packing crate a distance of 4.95 m on a rough horizontal surface. If the crate moves at constant speed, find each of the following. (a) the work done by the 150-N force? (b) the coefficient of kinetic

    asked by Abdul A. on May 3, 2013
  29. Physics

    A horizontal force of 150 N is used to push a 43.5 kg packing crate a distance of 5.30 m on a rough horizontal surface. If the crate moves at constant speed, find each of the following. (a) the work done by the 150 N force (b) the coefficient of kinetic

    asked by Raqual on November 8, 2011
  30. Graduate studies information

    I am planning on attending graduate school and I would like to major in Special Education (grades 1-6) or another area in Education. How could I find out which New York City college or university has the best Education graduate programs? Is there a website

    asked by Tee on May 30, 2008
  31. Inter. Algebra

    I find it curious here: a - b=2 in this case, rationalize by multplying both sides by a+b, getting a-b=2 a^2-b^2=2(a+b) 2x+3-x+2=2(a+b) (x+5)/2 = a+b now add the original equation.. 2= a-b or 2a= 2+ x/2 + 5/2 4sqrt(2x+3)= x+9 square both sides.. 16(2x+3)=

    asked by bobpursley on December 3, 2006
  32. Calculus

    A cable is suspended from two towers with a distance of 100m between them. The 1st tower has a height of 50m and the 2nd tower has a height of 70m from the ground. The lowest part of the cable has a distance of 47m from the ground. Find the length of the

    asked by zxc on May 25, 2014
  33. Trigonometry

    An airplane is headed on a bearing of 140° with an air speed of 500 miles per hour. The course has a bearing of 128°. The ground speed is 580 miles per hour. Find the drift angle, the wind direction, and the wind speed.

    asked by John on March 5, 2018
  34. Physics

    A parallel-plate capacitor is constructed with circular plates of radius 5.6×10−2 m . The plates are separated by 0.27 mm , and the space between the plates is filled with a dielectric with dielectric constant κ. When the charge on the capacitor is 1.9

    asked by Alli on June 21, 2016
  35. Math

    The Juice Problem. A store sells a 1-liter container of juice for 75¢ and a 2-liter container for $1.40. Assume that the cost varies linearly with the number of liters, and find the slope of the line that shows the relationship. How many liters would be

    asked by Anna on December 20, 2009
  36. Chem

    Then, determine the final volume needed to dilute 20.0 ml of 1.00 M NaOH to 0.25 M. Next, find the volume of water which needs to be added. Finally, determine the moles and the mass in grams of NaOH in the solutions. Final volume formula is Vf= mi/mf 20

    asked by Feather on September 28, 2014
  37. math

    Alka walks at the speed of 5 kmph but find that she is late to school by 7 minutes. However next day she walks at the speed of 6 kmph, and reaches school 5 minutes earlear than the usual time. Calculate the distance covered to reach the school.

    asked by HEMENDU KUMAR on December 19, 2016
  38. Calculus

    How do I use the chain rule to find the derivative of square root(1-x^2) also, are there any general hints or tips for determining when the chain rule and product or quotient rule should be used?? i'm having trouble discerning when both the chain rule and

    asked by Elizabeth on October 7, 2008
  39. Algebra 2

    A player throws a ball up and toward a wall that is 17 feet high. The height h in feet of the ball after t seconds after it leaves the player's hand is modeled by h=-16t^2+25t+6. If the ball makes it to where the wall is, will it go over the wall or hit

    asked by KYLA on November 1, 2014
  40. Chemistry pH, acids, and bases

    Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of a 0.050 M solution of trichloroacetic acid is the same as the pH of a 0.040 M HClO4 solution. Calculate Ka for trichloroacetic acid. I just don't know where

    asked by Ryan on October 24, 2016
  41. Physics

    A force of 23.0 N is required to start a 3.1 kg box moving across a horizontal concrete floor. (a) What is the coefficient of static friction between the box and the floor? (b) If the 23.0 N force continues, the box accelerates at 0.50 m/s2. What is the

    asked by Grant on October 30, 2008
  42. physics

    A slingshot fires a pebble from the top of a building at a speed of 16.0 m/s. The building is 32.0 m tall. Ignoring air resistance, find the speed with which the pebble strikes the ground when the pebble is fired (a) horizontally, (b) vertically straight

    asked by shaknocka on February 28, 2011
  43. math

    If a building contractor hires 5 day laborers and 2 concrete finishers, his payroll for the day is $1200. If he hires i day laborer and 4 concrete finishers, his daily cost is $924. Find the daily wage for each type of worker.

    asked by Ernie on December 2, 2014
  44. Discrete Math

    You have two decks of 26 cards. Each card in each of the two decks has a different letter of the alphabet on it. You pick at random one card from each of the two decks. A vowel is worth 3 points and a consonant is worth 0 points. Let X = the sum of the

    asked by Martin on November 15, 2011
  45. Pre-Calc

    Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of

    asked by Ellie on September 18, 2011
  46. Pre-Calc

    Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of

    asked by Elllie on September 18, 2011
  47. Calculus

    Consider the functionf(x)=3/x. a. Determine an expression, in terms of a and h, for the average rate of change between the points (a,f(a)) and ( a + h, f(a+h) ) for the function . Show all steps needed to find a simplified algebraic expression. b. Using

    asked by Anonymous on November 6, 2018
  48. maths

    1.a cloth merchant on selling 27 metres of cloth obtains a profit equal to the selling price of 9 metres of the same cloth . find the profit percent. 2. by selling cloth at rupees 9 per metre a shopkeeper loses 10% . at what rate should it be sold so as to

    asked by tina on June 26, 2013
  49. Physics

    A rectangular barge 5 m long and 2 m wide floats in fresh water. (a) Find how much deeper it floats when loaded with 500 kg of sand. (b) If the barge can only be pushed 10 cm deeper into the water before water overflows to sink it, how many kilograms of

    asked by Emily on May 18, 2008
  50. algebra 2

    A model rocket is launched with an initial upward velocity of 164 / ft s . The rocket's height h (in feet) after t seconds is given by the following. = h − 164 t 16 t 2 Find all values of t for which the rocket's height is 92 feet. Round your answer(s)

    asked by sue on May 22, 2018
  51. Grade 11 Math

    A rectangular dog run is to be enclosed by a fence and then divided into two smaller rectangular areas by a fence parallel to one of the sides. If 54m of fence is available, find the dimensions of the dog run of greatest possible area. State the total area

    asked by Stacy on April 26, 2011
  52. Math

    A spherical balloon expands uniformly as it is inflated. The radius of the balloon in r meters at time t seconds. Find the radius, the volume, and the surface area of the balloon when the rates of increase of the surface area of the balloon and the radius

    asked by Daniel on November 30, 2015
  53. statistics

    Class frequency 5-29---------------2 30-54--------------------3 3 55-79--------------------4 80—104 5 105-129 2 130-154 1 155-179 1 PC =3(X-Median)/s median = L +((N/2) – CF)/f *(h) L=55 (N/2)=9 h=24 f= 4 It is says that median is 77.5, and I could not

    asked by samty on March 4, 2012
  54. math

    Consider a parabola P that is congruent to y=x^2, opens upward,and has its vertex at (2,-4). Now find the equation of a new parabola that results if P is: A. stretched vertically by a factor of 5. B. compressed by a factor of 2. C. translated 2 units to

    asked by ted on December 9, 2010
  55. physics

    A particle makes a head-on-collision with an unknown particle at rest.The proton rebounds back with 4/9 of its initial kinetic energy.Find the ratio of mass of unknown particle to mass of proton assuming the collision to be elastic.

    asked by Nantu on September 2, 2011
  56. physics

    An object with mass m1 = 5.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 = 9.0 kg, as shown in Figure P4.30. Find the acceleration of each object

    asked by Elisa on June 9, 2008
  57. Algebra

    Jesse Played two days of golf. On the second day, he got a score of six bellow par, or -6. His total score for the two days was o above par, or 0. Define a variable. Then write and solve an equation to find the score Jesse got on the first day. Show your

    asked by Ella on November 8, 2017
  58. mathematics

    Two towns T and S are 300km apart, two buses A and B started from town T at the same time moving towards town S, Bus B traveling at speed 10km/h greater than bus A and reached S 1 1/4 hours earlier. Find the average speed of A? How far was Bus A from T

    asked by simon on September 10, 2015
  59. calculus

    Constant annual percentage growth The function gives the value of a home in dollars in the year 2000 + t. Find the constant annual percentage change in the value of the home. Give appropriate units with your answer. Again, I'm not sure what function is

    asked by Joshua on September 5, 2006
  60. Pre-Calculus Math

    A rectangular field is to be enclosed by a fence and divided into two smaller plots by a fence parallel to one of the side. Find the dimensions of the largest such field if 1200 m of fencing material is available. What is the area of this field and what

    asked by Mya on July 5, 2018
  61. Chemistry

    calculate oh- and ph in a solution in which dihydrogen phosphate ion is 0.335 M and hydrogen phosphate is 0.335 M. This is a homework question, where I have the solution, which is 0.335/0.335, which I get, but then I am supposed to multiply this (1)by a

    asked by Jessica on April 9, 2015
  62. physic

    Hi!An object with mass m1 = 5.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 = 10.0 kg, as shown in the figure below. Find the acceleration of each

    asked by Chan on October 9, 2009
  63. Math

    Two roads intersect at right angles. A water spring is located 65 m from one road and 55 m from the other road. A straight path is to be laid out to pass the spring from one road to the other. Find the least area that can be bounded by the roads and the

    asked by Ashley on January 29, 2013
  64. statistics

    About 71% of dog owners buy holiday presents for their dogs. Suppose n = 4 dog owners are randomly selected. Find the expected number of persons, in the sample, who buy their dog holiday presents. Round to four decimal places.

    asked by m on February 22, 2015
  65. Algebra2

    The first candle was sold at 10$ and the store sold 2500 of them. Then they decreased to 9.50$ and sold 2800, they decreased more to 9$ and sold 3100. Find a quadratic formula that will model the profit from this based on price change. What selling price

    asked by Ashley on February 6, 2018
  66. Physics

    Two metal plates with the same dimension are soldered together face to face. The face of plate 1 that is not touching plate two is keep at T1 = 106 0C. Similarly, plate 2 “open face” is keep at T2 = 0 0C. Assume the thickness of each plate is 3.0 mm

    asked by Anonymous on June 10, 2016
  67. Physics

    A horizontal force of 150 N is used to push a 40.5-kg packing crate a distance of 5.05 m on a rough horizontal surface. If the crate moves at constant speed, find each of the following. (a) the work done by the 150-N force (b) the coefficient of kinetic

    asked by Bella on October 3, 2016
  68. Physics

    A rectangle with sides (a=1m) and (b=2m) has a set of discrete charges at the following locations: upper left: q =1nC lower left: q = 1nC lower right: -2q = -2nC Find the Coulomb force on a charge of q =1nC at the upper right hand side of the rectangle.

    asked by Jake on February 24, 2010
  69. stats

    If one of the 87 flights is randomly selected, find the probability that the flight selected arrived on time given that it was and Upstate Airlines flight. _____________On Time Flights _________________ Late Flights Podunk ___________ 33

    asked by J.T. on July 14, 2010
  70. math

    A snowball was thrown from a cliff. The height above ground of the snowball is modeled by the function h(t) = -16t2 + 48t + 28, where h is height in feet, and t is time in seconds. How long was the snowball in the air? Did everything got (4t+7)(t+1) then

    asked by Jalen on December 11, 2016
  71. Mathematics

    1. Show that Sin3è - Cos2è = (1 - Sinè)(4Sin^2è + 2Sinè - 1). Without using a calculator, show that è = 18 degrees is an exact solution of the equation Sin3è = Cos2è. Justifying your answer, find the exact values of: i) Sin18 degrees. ii) Sin234

    asked by Edwards on August 3, 2011
  72. Chemistry

    Determine the molar solubility of Y for XY2 if Ksp is 2.2x10^-4. The 2 in Xy2 is a subscript. I found the Ksp equation which is ksp=[x^2+][Y^-]^2 Then I did the ICE table and got x and 2x for the equilibrium concentrations. Then I did: 2.2x10^-4=(x)(2x)^2

    asked by Sara on May 12, 2015
  73. physics

    A horizontal force of 150 N is used to push a 45.0-kg packing crate a distance of 5.75 m on a rough horizontal surface. If the crate moves at constant speed, find each of the following. (a) the work done by the 150-N force (b) the coefficient of kinetic

    asked by Sierra on February 17, 2015
  74. math

    (MC) If the compound interest on $1000 for two years at 9% p.a., payable half-yearly is $x, find x. A) 1000x9/100x2 B) 1000(1+9/100)⁴ C) 1000(1+4.5/100)⁴ D) 1000(1+9/100)²-1000 E) 1000(1+4.5/100)⁴-1000

    asked by Anna Choi on October 26, 2016
  75. social studies

    i have a crossword puzzle but i have one word i can't figure out.the clue: the------i- coastal plain is a strip of land that begins in the norteast and runs along the east and gulf coasts.please help me. http://en.wikipedia.org/wiki/Atlantic_Coastal_Plain

    asked by ashley on September 12, 2006
  76. Accounting PLEASE LOOK THIS OVER!

    Describe how you might conduct a stakeholder impact analysis of Scenario 1 of using each of the stakeholder impact analysis approaches: moral standards, 5-question and Pastin’s approach. Note: You are not required to analyze the impact on each

    asked by AW on April 24, 2009
  77. mathematics

    a math consist of 20 multiple choice questions 3 points are awarded for a wrong answer. no points and awarded or deducted for an answered questions. jenny attempted a total of 19 questions and her total score is above 32. find the minimum number of correct

    asked by Anonymous on September 27, 2016
  78. Physics

    A mass sitting on a horizontal, frictionless surface is attached to one end of a spring; the other end is fixed to a wall. 5.5 J of work is required to compressed the spring by 0.16 m. If the mass is released from rest with the spring compressed, it

    asked by Maggie on November 27, 2011
  79. algebra

    evaluate each function for the value specified.fx+x2-7x+10; find (a)f(0),(b)f(5),and(c)f(-2). can any one help me withthis i have not the first clue how to begin here. What you wrote is nonsense. Did you mean f(x)=x2-7x+10 ? If so, f(0)= put zero in for x,

    asked by clueless on May 18, 2007
  80. Calculus

    A circle C has center at the origin and radius 9. Another circle K has a diameter with one end at the origin and the other end at the point (0,17). The circles C and K intersect in two points. Let P be the point of intersection of C and K which lies in the

    asked by Salman on February 5, 2010
  81. Physics

    Two blocks are connected by a string on a pulley. One block is on an incline, and the other is hanging. The smooth inclined surface makes an angle of 35 ∘ with the horizontal, and the block on the incline has a mass of 5.7 kg. The mass of the hanging

    asked by Natalie on February 25, 2015
  82. Math

    A rectangular pad of concrete is outlined by a 52-m stripe of paint. Find the dimensions of this pad if the surface area is 168m^2. drwls: Is there any way you can explain why you did what you did? I don't understand. You had this: 2 (L + W) = 52

    asked by Kaylee on February 3, 2010
  83. physics / electricity question

    A sphere with a mass m and a net charge Q is tied to a string and placed in a uniform electric field E. Once the sphere has come to equilibrium, the string makes an angle theta. Find the charge Q in terms of E, m, and theta. I am not sure how to combine

    asked by anonymous on January 29, 2018
  84. Physics

    A car travels due east with a speed of 50.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth.The traces of the rain on the windows of the car make an angle of 60 degrees with the vertical. Find the velocity of the rain

    asked by Cassie on September 10, 2013
  85. calculus

    4. A particle starts at the point (5, 0) at t = 0 and moves along the x-axis in such a way that at time t > 0 the velocity is given by v(t)=t/(1+t^2) a. Determine the maximum velocity attained by the particle. Justify your answer. b. Determine the position

    asked by Tiffany on March 25, 2012
  86. Precalculus

    "An aquarium with length x, width x-10, and height x-5 holds about 750 cubic feet of water. Find all real solutions of the equation (I wrote it) 750 = x(x-10)(x-5)." I got the volume equation correct, right? I've tried dividing the factors of -750 by the

    asked by Emily on September 17, 2009
  87. singapore math

    My 3rd grade son get this math problem. It states that John thinks of a 3-digit number. What is his number? Use the clues below to find John's number. Every digit is different. The sum of all thedigits is 19. The difference between the hundreds digit and

    asked by lori on November 4, 2012
  88. Physics

    A horizontal pipe contains water at a pressure of 120kPa flowing with a speed of 1.4m/s . The pipe narrows to one-half its original diameter. a) what is the speed of the water? b) what is the pressure of the water? I tried using the continuity equation

    asked by Lhaedy on December 11, 2013
  89. Al

    Factoring to solve quadratic equations: Find the value of x as it relates to the triangle. Area = 600 cm^2 There is a large triangle that is divided by a 90 degree angle in the middle. That 90 degree angle line is "x" and the complete bottom of the large

    asked by Jane on April 13, 2013
  90. math probability

    A fair tetrahedral die (with face 1,2,3 and 4)and a fair coin are tosses together Construct a table of sample space of a random experiment Use your sample space to.find the probability that (1):a tail and an odd number show up (2):a head and a square show

    asked by Stephen on April 28, 2019
  91. Math

    Need help with setting up an equation for this problem: A boat is sailing due east parellel to the shoreline at a speed of 10 miles per hour.At a given time the bearing to the lighthouse is S 70 degrees E, and 15 minutes later the bearing is S 63 degrees

    asked by Sharon on April 6, 2008
  92. MATH

    A bag contains 5 slips of paper. On each slip is written the name of a member of the Avila family--Mr.Avila,Mrs.Avila,their son,or one of their 2 daughters. Find the probability of each outcome if you take a piece of paper out of the bag without looking.

    asked by Lance on November 28, 2011
  93. Calculas

    A box lid is to be made from a rectangular piece of cardboard measuring 72 cm by 216 cm. Two equal squares of side x are to be removed from one end, and two equal rectangles are to be removed from the other end so that the tabs can be folded to form a box

    asked by jessica on December 7, 2014
  94. Math

    A hemisphere of radius 7 sits on a horizontal plane. A cylinder stands with its axis vertical, the center of its base at the center of the sphere, and its top circular rim touching the hemisphere. Find the radius and height of the cylinder of maximum

    asked by John on March 22, 2012
  95. Physics

    A bat strikes a 0.145-kg baseball. Just before impact, the ball is traveling horizontally to the right at 47.0 m/s ; when it leaves the bat, the ball is traveling to the left at an angle of 31.0 ∘ above horizontal with a speed of 58.0 m/s . The ball and

    asked by Jordan on June 26, 2016
  96. math

    Jeff bought 3 bags of dog food. He also bought a set of new dog bowls that cost eighteen dollars . He spent a total of forty-five dollars. Write both the verbal and mathematical equation to find out how much Jeff paid for each bag of dog food

    asked by drea on August 12, 2011
  97. Math

    Find the area of the triangle with the base 1 2/5 yards and height 5/9 yards. The area of the triangle equals half of the product base and height. The area is ____yd^2 (Type whole number or a simplified fraction) I came up with 35/108 did I do the math

    asked by Denise on August 6, 2013
  98. Inverse Functions

    A surveyor is standing 550 feet from the base of a redwood tree in the California Redwood Forest. The tree is 362 feet tall. Sketch a drawing that models the situation and then find the angle of elevation of the top of the tree from the spot where the

    asked by Heather on June 22, 2017
  99. statistics

    Each of 25 adult women was asked to provide her own height (y), in inches, and the height of her father. The scatterplot below displays the results. Only 22 of the 25 pairs are distinguishable because some of the (x, y) pairs were the same. The equation of

    asked by gate on September 22, 2011
  100. Please help me solve this - PreCalc

    Use identities to find the exact value of the trigonometric expression below. 1/cos2 * π/16 - 1/cot2 * π/16 PS: in words, the problem is, one divided by cosine-squared, then beside the cosine-square (still in the denominator) is pi/16. Minus one divided

    asked by chizoba on July 25, 2016

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