1. Math

    You are working as an assistant to a chef. The chef has 6 cups of berries and will use 2/3 cup of berries for each dessert he makes. How many desserts can he make? Where do I start to solve this problem?

    asked by Jay on April 7, 2015
  2. Fractions

    Solve by drawing a diagram. A Tour bus travels 7 1/2 mi south, 3 1/2 east, 4 1/3 mi north, and 11 1/2 mi west. How far has the tour bus traveled when it crosses its own path?

    asked by Tony on November 14, 2012
  3. math

    Harper is two times older than her brother Bill. Let (b) represent Bill's age. Which expression could be used to solve Harpers age? a. 2b b. b divided by 2 c. 2+B C. B-2 mY ANSWER IS B. IS THAT CORRECT?

    asked by vera on February 10, 2013
  4. Algebra

    Whitney invested $19,000, part at 5% and part at 7%. If the total interest at the end of the year is $1,110.,how much did she invest at 5%. I know the answer is $11,000. I would like to know how to actually solve the equation.

    asked by Help Please on October 21, 2011
  5. math

    Rose’s garden is in the shape of a trapezoid. If the height of the trapezoid is 16 m, one base is 20 m, and the area is 224 m2, find the length of the other base. How do I set up this problem so I can solve it? Thank you!

    asked by Millah on September 29, 2007
  6. physics

    A particle of mass m is released from rest at the top of a spherical dome of radius R. how far below the starting point will the particle leave the surface of the dome? how i should solve this?

    asked by Anonymous on April 17, 2010
  7. math

    Solve each problem and write your answer in Scientific Notation. What is the product of (5.1 × 103) • (3.2 × 103)? A. 16.32 × 106 B. 1.632 × 107 C. 16.32 × 109 D. 1.632 × 1010 I think it is D.

    asked by Momma on December 13, 2018
  8. Pre-Calc

    sin(2θ)=1/2 Find all solutions in the interval [0, 2π). (Enter your answers as a comma-separated list.) k = any integer What I have so far: pi/12 + kpi, 5pi/12 + kpi However, I do not know how to solve for the interval. Please help, thank you!

    asked by Amber on March 7, 2019
  9. maths

    THE Perimeter of a triangle is 2004. One Side of a triangle = 21 Times the other. the shortest side is integral length. SOLVE For lengths of the sides of the traingle in every possible case.

    asked by sonia on December 31, 2012
  10. MAT115

    Identify the base in the following application: The sales tax rate is 8%. If you pay a tax of $2.50 on an item, what is the selling price. I don't know what the base is or how to solve the problem.

    asked by barb on July 22, 2010
  11. Math

    Andrew is given a weekly allowance of $17.50 he uses $4.50 for lunch on Monday what amount at the most can he spend each day if he wants to spend the same amount each of the remaining 4 days write an inequality and solve

    asked by Skaiy on January 28, 2016
  12. Math Homework Help

    Hello! I'm having problems with these two math problems. I've tried to solve them but I got nowhere. If someone could please help me, that would great! Thanks again! :) Directions: Verify the identity for each problem. 1.) cot^2y(sec^2-y-1)=1 2.) cosx+sin

    asked by Paige on January 18, 2015
  13. math

    I am alittle confused but I did attempt the question. How did I do? Solve 1/3y+5/12=2/y first I brought the y over to the other side.Mult both sides by 3/1 getting 5/12=6y/y 5/12=5y now divide each side by 1/5 1/12=y I this correct? If not can you lead me

    asked by B8 on October 19, 2013
  14. 7th grade math Ms.Sue help please

    4. What is the distance between Nicholas’s school(3,2)and the post office (-2,-2)? 6.4 5.2 3.6 3.0 5. If Nicholas is located at (– 3 , 2), what is the distance to get to the grocery store (1,-1)? 2 3 4 5 I have no idea how to solve these i have tried

    asked by Delilah on October 18, 2012
  15. Math help please Ms. Sue agian

    Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and explain why it has an infinite number of solutions. (3 points) I need help with this one too. Thank you! :)

    asked by ? on January 23, 2013
  16. calculus

    PLEASE help me. y=log(x+1) a. Write the equation as an exponential equation and solve for x. b. Switch the variables in your answer to part a (Change x to y and vice versa). Write the new expression.

    asked by Krystal on February 16, 2011
  17. Form a polynomial f(x) from coefficient and it's 0

    Form a polynomial, f(x), with real coefficients having the given degree and zeros. Degree: 4; zeros: 6i and 7i I completely don't know what to do with this problem... if someone can solve and give a good explanation, I'd appreciate it. Thanks.

    asked by Armando on May 30, 2011
  18. Math-gr12

    How would I solve this equation for x in the interval 0

    asked by Diana on January 11, 2010
  19. Pre-Algebra

    Tropical storm Alpha has winds of 50 miles per hour. Write and solve an inequality to find how much the winds need to decrease so that the storm is downgraded to a depression.

    asked by Me PLZ HELP!!!! TNX on January 25, 2012
  20. Chemistry

    There was this problem on a test that I took recently. But, I never learned how to solve this. The problem was: it gave the mass of a certain compound and stated that it had 92% carbon. then it asked for the theortical yield of Carbon.

    asked by Amy~ on September 5, 2010
  21. trigonometry.

    In a right triangle sinA= 3/5 and C=17. Find a and b. Be sure to draw a right triangle and letter it properly. how can i solve the math in this problem. i know i would have to use the Pythagoream Theorem but i don't know how to set the problem up first.

    asked by anon on January 10, 2011
  22. math

    5/10+12/16+(15/20-4/16) Well you need to solve in the parentheses first, by making them common denominators. (15/20 - 4/16)=(60/80 - 20/80) Then subtract. (40/80) then simplify. (1/2) Next make all the fractions with common denominators. 5/10 + 12/16 +

    asked by pari on April 16, 2007
  23. math

    Revocatus paid back 30,000 shillings to the bank after 1 year. Find the amount of the loan if the bank charges 15% per year. #Please help me to solve this question#

    asked by kevi on July 9, 2019
  24. calculus

    Find a parabola of the form given below that has slope m1 at x1, slope m2 at x2, and passes through the point P. y=ax^2 + bx + c m1 = 8, x1 = 11 m2 = 7, x2 = 9 P = (5,7) y = ? I don't know where to begin. I can't find anywhere in my textbook that teaches

    asked by Gabe on February 1, 2010
  25. PreCalc

    Find the amount of time required to double a dollar investment at 7.72%, if the interest is compounded continuously. 4.49 years 8.98 years 17.96 years I'm not understanding this, I got 3.9 years when I tried to solve this.

    asked by Anonymous on August 28, 2010
  26. Calculus

    I have the equation: cos x - x = f(x) I am told to find the relative extrema. I am also told to use the Second Derivative Test where applicable. My question is how do I solve this problem, and how do I know when to use the Second Deriv test? Thanks!

    asked by Phil on November 14, 2007
  27. Chemistry

    I have this problem.... Hexane has a density of 0.659 g/ml. How many milliliters (mL) would a student need to pour in order to get 49.5 g of hexane? Am I to solve by using mass = density x volume? And if so, is the answer 32.62mL?

    asked by Amanda on September 16, 2012
  28. math

    fatima bought 1200 eggs at rs.16 a dozen. At what price per hundred must she sell the eggs so as to earn a profit of 15%. plz its urgent very very urgent try to solve soon.....

    asked by jeo on May 25, 2016
  29. 2nd Grade Math

    Jordan spent $6.37 on a book and $1.23 on a magazine. How much did he spend all together? First estimate the costs and the totals. _____+______=______ Then use partial sums and solve. _____

    asked by Kelly on May 4, 2011
  30. math

    Write an equation with a variable on both sides of the equal sign that has infinitely many solutions. Solve the equation and explain why it has an infinite number of solutions. I have no idea?

    asked by Katie on December 17, 2015
  31. Trigonometry

    Solve the equation cos^2A = sin^2A + sinA when 0¨¬¡A¡360¨¬. Select all the solutions from the list below. A. 330 degrees B. 270 degrees C. 150 degrees D. 30 degrees

    asked by Jerry on September 12, 2013
  32. Homework

    The formula for the volume of a cylinder is: V=πr^2*h If the volume is 432 cubic inches and the height is 8 inches, solve for the length of the radius. Round answer to 2 decimals.

    asked by Kelsey on April 29, 2012
  33. calculus

    Solve the equation by extracting square roots. List both the exact solutions and decimal solutions rounded to the nearest hundredth. (x-7)squared = (x+3)squared

    asked by Anonymous on September 15, 2010
  34. Math

    Hello! I need help with this question. I know that I'm using the Law of Sines, but I'm confused on how to solve. I have to also round my answers to the nearest tenth for degrees and to the nearest hundredth for sides. Thanks! Given: A = 60 degrees a = 9 c

    asked by Tiffany on February 24, 2015
  35. math

    Please help me? y=log(x+1) a. Write the equation as an exponential equation and solve for x. b. Switch the variables in your answer to part a (Change x to y and vice versa). Write the new expression.

    asked by Amy on February 16, 2011
  36. algebra

    iris plants to plant 3 different types of flowers in her garden, she has 5 different types of flower seeds to choose from. how many combinations of flowers are possible? I dont want the answer, I want to know how to solve it

    asked by Anony on March 8, 2017
  37. Math

    How do i solve the functions domain, range, x intercept and y intercept for this function..there is a a shaded dot on (-4,-4) and then theres a curved line going up to an unshaded dot on (0,0), it also has to be interval notation but im not sure how to do

    asked by Jon on May 13, 2009
  38. math

    How do i solve the functions domain, range, x intercept and y intercept for this function..there is a a shaded dot on (-4,-4) and then theres a curved line going up to an unshaded dot on (0,0), it also has to be interval notation but im not sure how to do

    asked by Fred on May 13, 2009
  39. math

    A department contains 12 men and 17 women. How many ways are there to form a committee with 6 members if it must have strictly more women than men? It is strongly recommended that you do this on paper! how do i solve this in the calculator?

    asked by marissa on October 10, 2010
  40. Math

    A chef makes 4 different quiches as the special of the day. At the end of the day, each dish had 3/8 of the quiche left. How much quiche was bought in all? Could someone please explain how to solve this problem?

    asked by Lauren on July 21, 2017
  41. math

    antonio watches 2/3 of the movie at home and then decides to finish watching it later. if he already has watched 2 hours of the movie, how long is it? 2/3*time = 2hrs solve for time.

    asked by umair on November 15, 2006
  42. Math

    Solve the following triangle, rounding side lengths to the nearest tenth of a unit and angle measures to the nearest degree. angle a = 153 degrees, b= 5, a=10.5

    asked by Alex on September 21, 2014
  43. pre-algebra

    Use an inequality to solve the problem. The equation y=0.04x-0.40 can be used to determine the approximate profit,y, in dollars, of producing x items. How many items must be produced so the profit will be at least $1402?

    asked by cody on June 14, 2011
  44. calculus

    How do I set-up/solve this problem? Please help me. The half-life of the radioactive isotope gallium-70 is 20 minutes. If the initial amount of gallium-70 is 25 milligrams, when will 10 milligrams be left?

    asked by Melody on February 17, 2011
  45. Math

    Please help solve these word problem .gopal pours 4/9 of milk from a jug equally into 4 cups.find the amount of milk,in litres, (a)in each cup. (b)in 3 cups.

    asked by Tabassum sultana on January 24, 2019
  46. math help me out please

    There are two distinct natural numbers. Each is first increased by 10 then by same percentage as each was increased for the first time. Each number finally results in 72 Find the difference between the numbers. How to solve in easy way please help me

    asked by vipul on August 14, 2016
  47. algebra functions

    can someone help me with this and explain it to me step by step so i can try to solve the remaining problems i have I have no idea of what I am supposed to do For each problem, construct two composite functions, . Evaluate each composite function for x=2.

    asked by Ricki on October 16, 2013
  48. math

    A square patio rug has side lengths of 1/3(x+2) inches a. Write a linear expression involving the perimeter of the square, P in terms of x. b. Solve for x in terms of P.

    asked by plz help im so confused on March 2, 2017
  49. Probability

    A standard deck of 52-card deck is used to play a game. Four cards are drawn. What is the probability that all four cards are diamonds? I got this question wrong. I do not know how to solve it. Please explain. Thanks

    asked by Anonymous on April 24, 2017
  50. geometry

    Write the equation and solve the problem: A high school graduating class is made up of 512 students. There are 70 more girls than boys. How many boys are in the class?

    asked by Clair on November 5, 2009
  51. Trigonometry

    In a right triangle ABC, C = 90°, B = 38° 35' and a = 6.434 mi. Solve for all the missing parts using the given information. (Round each answer to three decimal places for sides and to two decimal places for angle.)

    asked by Jennifer on September 9, 2011
  52. World History

    I know what the white man's burden means, but my teacher wants us to rewrite it in a modern way. I am confused on how to do it could someone do the first stanza for me as an example? Take up the White man's burden -- Send forth the best ye breed -- Go bind

    asked by Briana on February 3, 2010
  53. calculus

    Given: y^2+h^2=1 Find h as a function of y. If expression for dy/dx includes h, substitute the expression in terms of y for h. Write dy/dx in terms of y only. Show that x=[(1+sqrt(1-y^2))/y]-sqrt(1-y^2) satisfies the differential equation you found to

    asked by Alex on November 3, 2012
  54. calculus

    Given: y^2+h^2=1 Find h as a function of y. If expression for dy/dx includes h, substitute the expression in terms of y for h. Write dy/dx in terms of y only. Show that x=[(1+sqrt(1-y^2))/y]-sqrt(1-y^2) satisfies the differential equation you found to

    asked by Alex on November 3, 2012
  55. Math

    Could someone please show how this is done or explain how to do it. thank you The pie chart below shows how the annual budget for a certain company is divided by department. If the amount budgeted for Editorial and Engineering combined is , what is the

    asked by Mary Ann on January 14, 2015
  56. English Check My Answer

    If someone tells you a precautionary tale, he or she is probably trying to A. inspire you to follow in the main character’s footsteps. B. show you how you are similar to the main character. C. make you feel sorry for the main character. D. stop you from

    asked by Markwas on February 24, 2016
  57. HHS

    3 Examples of Mission statements or human services organizations. Show how each one of the mission statements does or does not meet the requirements of a good mission statement. Determaine what other purpose or function the mission statement has. 1050

    asked by Jana on October 16, 2008
  58. human health

    find at least three examples of mission statements for human services organizations. show how each one of the mission statements does or does not meet the requirements of a good mission statement. Then determine what other purpose or function the mission

    asked by Martha on February 14, 2008
  59. physics

    an object of mass m is suspended by a string of length 2m .the object is rotated in a horizontal circle show the relationship between the tension and mass and linear velocity of the body when the string make an angle to the horizontal

    asked by boni on October 30, 2014
  60. Trigonometry

    A wheelchair ramp has an angle of 6 degrees,side length 29ft and height 3ft. For a safe ramp,the ratio of vertical distance: horizontal distance needs to be less than 1:12. Would the ramp be considered a safe ramp? Please show me how to do this! Thank you

    asked by Cherie on October 1, 2014
  61. algebra

    3 wk trip with a budget of $600 for rental car. Rental rates are $135/week plus $0.17/km. write a formula to show the number of kilometers the family can travel and how many kilometers can they travel based of formula

    asked by Angie on May 11, 2010
  62. trigonometry

    tan60=2 tan30/1-tan^2 30 sqrt(3)=I'm confused of that 2 but i guess it means to multiply. again.. sqrt(3)= (2) sqrt(3)/3 / 1- sqrt(3)/2 ^2 now i don't know how to square tan . if u can show me in details i would appreciate it. this is just a practice

    asked by anon on December 30, 2010
  63. Chemistry help (DrBob222)

    propane (c3h8) is burned in oxygen to produce carbon dioxide and water. The heat of combustion of propane is -2012 kJ/mole. How much heat is given off when 3.0 mol C3H8 are react with 10.0 mol O2? Thanks, and please if possible show all steps!

    asked by K on October 15, 2013
  64. Chemistry

    Balancing Equations for Reactions Occurring in Basic Solutions: I have the answer for it and I've gone and redone it twice and I can't match the answer...I was just seeing if anyone could show the steps so that I could see where I messed up...

    asked by Bri on October 27, 2008
  65. Calculus

    A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the y-axis. Please show all

    asked by Beam on May 3, 2015
  66. physics

    a car of height H could negotiate a bend on a banked road of certain degree and of radius r with a maximum speed. is it possible for a truck of height 3H to negotiate that same bend with same speed at that same angle.show proof to back the condition

    asked by sandra on June 19, 2010
  67. Math

    Tyler buys a stereo system for $1200, and pays for it using a credit card. This particular card charges 1.5 percent monthly interest on the unpaid balance, and requires a minimum payment of $20 each month. Suppose that Tyler pays only the minimum amount

    asked by Danielle on November 13, 2011
  68. math

    Tyler buys a stereo system for $1200, and pays for it using a credit card. This particular card charges 1.5 percent monthly interest on the unpaid balance, and requires a minimum payment of $20 each month. Suppose that Tyler pays only the minimum amount

    asked by Danielle on November 14, 2011
  69. 6 Entropy

    Using the thermodynamic data provided below, calculate the standard change in entropy when one mole of sodium nitrate is dissolved in water? S° (J/K•mol) NaNO3(s) 116.3 Na+(aq) 60.25 NO3–(aq) 146.4 Using the value you calculated, how will the

    asked by Nicole on May 3, 2011
  70. Statistics

    I need help getting started on this question: Is our system of justice colorblind in the administration of the death penalty? Here is the data given to us (Numbers like 422, 99, etc. represent the number of cases): DEATH Black White SENTENCES Victim Victim

    asked by Courtney on September 16, 2007
  71. Dynamics

    The body is fired with an initial angle theta0 and velocity v0. Show that the minimum time that it will reach the line AB is only when theta0=1/tan(alpha), where alpha is tha angle between the line AB and the horizontal.

    asked by Dynamics Problems on July 30, 2014
  72. Chemistry

    For every liter of sea water that evaporates, 3.70g of magnesium hydroxide are produced. How many liters of sea water must evaporate to produce 5.00 moles of magnesium hydroxide? Please show and explain all steps! Thank you!

    asked by Jack on September 29, 2010
  73. Pre-Algebra

    A jar contains 45 red candies and 60 black candies. Suppose a candy is selected at random. What are the odds against selecting a red candy? 3 to 7 4 to 3 4 to 7 can someone show me how to find the correct answer (Not the answer) but the steps ?!!!

    asked by 20four on April 11, 2019
  74. Business Finance

    Sullivan's Handbags mark up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that she would sell to her customers for $85. What is the most she could pay for the bag and still retain the 45% markup of the selling price?

    asked by Renee on January 26, 2012
  75. Math

    Suppose p and q are odd integers. (a) Show that the quadratic equation x2 + px + q = 0 has no rational roots. (A number á is a “root” of that equation if: á2 + pá + q = 0. A number is rational if it is expressible as m/n for some integers m and n. )

    asked by Tiny on April 15, 2010
  76. math

    Neil needs to cut 3 long boards into 9 smaller boards. The first is 10 ft, the second is 16 ft, and the third is 18 ft. The table lists the smaller boards Neil needs. Use a drawing to show how he can divide the 3 boards so there is no waste. Length of

    asked by Mimi on April 14, 2015
  77. 3rd grade math

    erins summer vacation lasted 100 days. she kept track of the number of rainy days. it rained on 30 days. write a fraction and an equivalent fraction to show what part of all the days it rained.

    asked by mythreyee on January 28, 2013
  78. Calculus

    a) Find the Taylor series associated to f(x) = x^-2 at a = 1. Be sure to show the general term of the series. b) Find the radius of convergence of the series. c)Use Lagrange's Remainder Theorem to prove that for x in the interval of convergence with x > 1;

    asked by laura on August 8, 2011
  79. math

    There is something wrong with this definition for a pair of vertical angles: “If AB and CD intersect at point P, then APC and BPD are a pair of vertical angles.” Sketch a counterexample to show why it is not correct. Can you add a phrase to correct it?

    asked by andrea on September 15, 2013
  80. business finance

    Sullivan’s Handbags marks up their bags at 45% of the selling price. Pat Sullivan saw a bag at a trade show that she would sell to her customers for $85. What is the most she could pay for the bag and still retain the 45% markup of the selling price?

    asked by no name on August 31, 2012
  81. math

    In the diagram show, every point in the plane with integer coordinates is labeled with a positive integer by a “rectangular spiral” process that begins at the origin and works its way out. What are the coordinates of the point labeled 1009?

    asked by sky on November 14, 2010
  82. Calculus

    Find the consumer surplus at the equilibrium point.(I keep using the formula listed below but get a completely different answer from what the book says. I am a visual person so please show me step by step so I can see where I went wrong. D(x)=(x-6)^2 ; x=3

    asked by Toby on April 26, 2018
  83. math

    The number of children at a film show was 49 more than that of adults . They entry fee for each child was sh 15 while that of each adult was sh 30. The total amount of money paid by the was sh 2055. How much money was paid by the children and the adults

    asked by K on February 2, 2018
  84. Calculus

    Draw a diagram to show that there are two tangent lines to the parabola y=x^2 that pass through the point (0,-4). Find the coordinates of the points where these tangent lines intersect the parabola. So far I have taken the derivative and got y'=2x.. Using

    asked by Anonymous on November 4, 2014
  85. Mayh

    Martin used apples to make muffins. Omar used apples to make applesauce. Omar used 5 fewer than half as many apples as Marrin used. Write an expression to show the number of apples that both used in all. What does variable represent?

    asked by Caden on February 22, 2017
  86. geometry

    There is something wrong with this definition for a pair of vertical angles: “If AB and CD intersect at point P, then APC and BPD are a pair of vertical angles.” Sketch a counterexample to show why it is not correct. Can you add a phrase to correct it?

    asked by Anonymous on September 30, 2013
  87. Math

    Find the consumer surplus at the equilibrium point.(I keep using the formula listed below but get a completely different answer from what the book says. I am a visual person so please show me step by step so I can see where I went wrong. D(x)=(x-6)^2 ; x=3

    asked by Amy on April 26, 2018
  88. precal

    Prove sin 1 cos  1 cos sin  0 1. Show each step of your proof. 2. Provide written justification for each step of your proof. C. If you use sources, include all in-text citations and references in APA

    asked by anoymous on July 13, 2012
  89. Physics Year 7 (Help please)

    Isabella drops a chunk of iron of mass m from the roof of her high school and it accelerates at g. Then she ties two chunks of iron together of mass 2m. Show that when she drops the double chunk, the acceleration of fall is also g. Thank you :)

    asked by Catherine on May 15, 2011
  90. Human services

    find at least three examples of mission statements for human services organizations. show how each one of the mission statements does or does not meet the requirements of a good mission statement. Then determine what other purpose or function the mission

    asked by Martha on February 14, 2008
  91. Social Studies

    I am having a problem with the following question. I have read and re-read my text book in search of the proper answer to no avail, so I turn to this board for assitance please. In comparison to political life on the continent, the British system was A.

    asked by Keith on November 9, 2007
  92. accounting

    On October 31, a flood at Payne Company’s only warehouse caused severe damage to its entire inventory. Based on recent history, Payne has a gross profit of 25 percent of net sales. The following information is available from Payne’s records for the 10

    asked by Anonymous on January 21, 2009
  93. math-college URGENT**

    in sentence form using one variable and one equation/inequality solve: sue makes $15/hour tutoring and averages $10/hour waitressing. Out of 30 hrs working time, what is the minimum # of hours she should tutor if she is to make at least $475?

    asked by Anne on November 28, 2011
  94. Calc-math

    I can do the Ferris Wheel type. This one I can not solve. A light is attached to a 13 inch radius bicycle tire, at a point 8 inches from the center. If Harvey rides the bike at 15 mph, how fast is the light moving up and down at its fastest?

    asked by terry on December 5, 2012
  95. Math

    I need to solve this set of differential equations {y'+(t/2)1, y(0)=1} and then find the limiting value as t approaches infinity. I'm not sure where to start. I found the answer to the differential equation to be: y(t)=e^-t^2/4[e^(r^2/4)dr

    asked by Emily on September 6, 2012
  96. physics

    A friend plays an A note (440 Hz) on her piccolo while running towards you at 40 m/s. What frequency do you hear just before she runs into you? -I am not sure where to start on this problem. I wrote down the givens: fs=440 hz, vs=40 m/s, v=343 m/s. and I'm

    asked by Sarah on February 1, 2015
  97. Physics

    Sir can you help me to solve this question on Physics Two persons p and q are standing 100m away from a high wall and separated by distance d. P claps and q hears two sound (direct and echo) with a time difference of 0.2sec. Find the distance between p and

    asked by Yogesh on December 9, 2014
  98. Algebra

    Using the compound intrest formula's A=P(1+r/n)^nt and A=Pe^rt to solve the problem given. Round the answer to the nearest cent. I have to find the accumulated value of and investment of $20,000 for 6 years at an intrest rate of 4.5% compounded

    asked by Jen on December 12, 2010
  99. world civilization ( the roman empire)

    What political, social, and economic problems beset Rome in the third and fourth centuries c.e.? How did Diocletian and Constantine deal with them? Were they effective in stemming the tide of decline and disintegration in the Roman Empire? What problems

    asked by lashay on October 1, 2012
  100. Chem

    When 0.500 g of copper(II) sulfate pentahydrate is heated at a temperature of 300°C for twenty minutes it loses some water of hydration. If the resulting sample weights 0.427 g then what is the formula of the resulting compound? What equation(s) can I use

    asked by Ginger on April 19, 2008

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