1. programming

    Pseudocode - Create the logic for a program that continuously prompts a user for a numeric value until the user enters 0. The application passes the value in turn to a method that squares the number and to a method that cubes the number. The program

    asked by Anonymous on December 18, 2013
  2. science

    Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure. 1. pushing a box of math books weighing 600 newtons a distance of 20 meters 12000J 2.

    asked by please help(: on November 4, 2009
  3. chemistry

    Iron-59 has a half-life of 45.1 days. How old is an iron nail if the Fe-59 content is 25% that of a new sample of iron? Show all calculations leading to a solution. I am really confused on how to find t here? Can someone help? I can set up the rest of the

    asked by Student101 on May 10, 2015
  4. Trigonometry /Logarithms (brace yourself)

    This is an outline that i have to use to find the solution of the question. It involves logarithms and half-angle formulas.I have worked though it but got stuck on some parts. I'd like if you look over my work. solve the triangle for which given parts are

    asked by Anon on February 28, 2011
  5. Physics

    The water used in many fountains is recycled. For instance, a singel water particle in a fountain travels through an 85 m system and then returns to the same point. What is the displacement of a water particle during one cycle? I don't know where to start.

    asked by Corin on September 23, 2007
  6. Algebra

    1. The length of a rectangle is twice its width. The perimeter of the rectangle is 24 inches. Write a system of equations in 2 variables. Use substitution to solve the problem. A. Equation 1: L = 2W L= 2(4) = 8 Equation 2: 2L + 2W = 24 2(2W) + 2W = 24 6W =

    asked by X on June 4, 2017
  7. Algebra

    Choose 1 set of points from the choices below. Then, solve the problem and post your solution, showing your steps. Write an equation in point-slope form for the line that passes through one of the following pairs of points (you may choose the pair you want

    asked by Anonymous on December 6, 2013
  8. Algebra 1 A

    Please help, i need some assistance as i don't understand the material! You are starting a new business in which you have decided to sell two products instead of just one. Determine a business you could start and choose two products that you could sell.

    asked by A Suffering Student on January 19, 2018
  9. algebra 1b

    i need help!!!!!!!!!!!! Please post your problem and your attempts to solve it. Then we'll be glad to help you. what's the problem? I have a test on wednesday or thursday and I think I'm gonna pass it! I need help with Simplifying i need help with

    asked by unspoken on October 1, 2006
  10. ethnicity class

    I need help to finish responding this question and also if someone will tell me if i'm going the right way. the question is:Consider racialimbalances in education,the economy,family life,housing,criminal justice,health care,and politics.Of these societal

    asked by marie0720 on October 24, 2006
  11. math

    Let's say you are standing on top of a mountain looking down at the valley below, where you can see cars driving on a road. You stretch out your arm, use your thumb to "sight" a car, and find that the car appears to be as long as your thumb is wide.

    asked by Chelsea on November 11, 2012
  12. physics

    A calorie is unit of heat or energy and it equals about 4.2J, where 1J= 1 kgm2/s2. Suppose we employ a system of units in which the unit of mass α kg, the unit of length β m & the unit of time γ s. Show that a calorie has a magnitude of 4.2α-1β-2γ-1

    asked by Radhika on June 30, 2013
  13. Math

    I can't seem to do this problem. And my grade is riding on it. Can someone please help? I don't know how to solve it. Can someone help me by telling me what I'm doing wrong? The problem is 3y = 2x + 12 My Work: 0=2x+ 12 -------- 2 2 x=6 You cannot solve

    asked by Cody on May 28, 2007
  14. math

    7. A watch that loses a half-minute every hour was set to read the correct time at 05 45h on Monday. Determiner the time, in the 12-hour system, the watch will show on the following Friday at 19 45h.

    asked by Anonymous on May 27, 2012
  15. Physics ~Thermodynamics~

    * Pressure * 1) what other ways can the pressure of a gas be changed? * Internal Energy * 2) A cup of hot tea is poured from a teapot, and a swimming pool if filled with cold water. a) Which one has a higher internal energy? b) Which has a higher average

    asked by Isis on March 5, 2013
  16. Visual Basic - Computer Science

    I'm trying to right a program with Multidimensional Arrays. These are the instructions for the program: The Valley Boulevard (VB) Auto Center management is pleased with your progress in developing their system. They require you to develop a new feature for

    asked by Dylan on December 19, 2010
  17. Physics, Desperate Need of help!

    Gold, has a mass of 19.32g for wach cubic centimeter of volume, is most ductile metal and can be pressed into a thin leaf or drawn out into long fiber. -If a sample of gold, with a mass of 27.63g is pressed into a leaf of 1.000micometers thickness, what is

    asked by krystal on August 31, 2006
  18. math

    A company produces three types of color TVs: Models X, Y and Z. Each model X requires 2 hours of electronic work and 2 hours of assembly work. Each Y model requires 1 hour of electronic work and 3 hours of assembly work. Each model Z requires 3 hours of

    asked by justin on October 1, 2012
  19. math

    A company produces three types of color TVs: Models X, Y and Z. Each model X requires 2 hours of electronic work and 2 hours of assembly work. Each Y model requires 1 hour of electronic work and 3 hours of assembly work. Each model Z requires 3 hours of

    asked by Jen on February 18, 2012
  20. Chemistry

    Part A: Unknown Acid use 1gram and mix with 120 mL of distilled water Determine the concentration of the acid by titrating with 0.0998 M of NaOH Concentration of NaOH= 0.0998M Volume of NaOH= 3.5 mL # moles of NaOH= Initial Concentration of Weak Acid- Show

    asked by Saira on March 24, 2010
  21. Algebra

    thank you so much i had it right. i need help with this one too. i don't understand it. solve. -7/2x=-9/4 the solution set is {x|x__ __} (Simplify your answer.Type an inequality symbol;they type an integer or a fraction.)

    asked by Dolores on July 18, 2009
  22. Math

    Solve the compound inequalities. Write the solutions in interval notation. Graph your solution on a number line. 1. 2(3x + 1)< -10 or 3(2x - 4) ¡Ý 0 The or means union of these inequalities. 2. 5(p + 3) + 4 > p - 1 or 4(p - 1) + 2 > p + 8

    asked by Neil on August 30, 2012
  23. algebra 2

    Write a word problem whose solution involves taking a cube root. State the problem and solve it, showing and explaining all steps.

    asked by your mom on January 18, 2019
  24. Math

    Solve the inequality by first rewriting it as an equivalent inequality without absolute value bars. Express solution set using interval notation. | x+3 | +8 is less than or equal to 14 Thanks so much for helping me!

    asked by Chelsea on February 1, 2012
  25. College Chemistry

    what is the approximate pH of a solution labeled 0.050 M HClO? I realized my mistake on my last post but this isnt a strong acid nor a strong base so how do i solve this?

    asked by jahil on May 2, 2010
  26. chemistry

    How do you calculate, as an example, [Fe3+] which remained unreacted in a solution, i.e. the equilibrium molarity of Fe3+? The actual question being, on my part, what equation would you use to figure this out? How would you solve this?

    asked by jen on February 23, 2011
  27. Probability

    A food manufacturer has to decide how many batches of a product to produce next week. If one batch is produced then a profit of $15,000 will be made. If two batches are produced then either a loss of $5,000 will be made if demand only equals one batch or a

    asked by Joy on January 2, 2018
  28. Chemistry

    For rxn 1, 10.0 mL of a Cu2+ solution of unknown concentration was placed in a 250 mL Erlenmeyer flask. An excess of KI solution was added. Indicator was added and the solution was diluted with H2O to a total volume of 75 mL. For rxn 2, the solution from

    asked by Kitty on December 7, 2018
  29. Calculus

    f(x) = summation from n equals 0 to infinity of (n+1)/(4^(n+1)) and x^n with an interval of convergence, –4 < x < 4. Find exactly the value of the integral from 0 to 2 of f(x)dx. Your answer will be a positive integer. Type your answer in the space below

    asked by Alice on April 17, 2019
  30. Chemistry

    The equation for the complete combustion of ethene (C2H4) is C2H4(g) + 3 O2(g) ==> 2CO2(g) + 2H2O(g) If 2.70 mol C2H4 is reacted with 6.30 mole O2, identify the limiting reagent. show all work.

    asked by Danny on March 27, 2010
  31. Pre-calculus

    Write a function for the surface are of a cylindrical cans (12 oz) in terms of the radius. Show your work (no height in this function) Graph of the function found and label the x and y axis with an appropriate scale.

    asked by Jon on September 19, 2007
  32. chemistry.

    a quantity of 25 ml of a solution containing both Fe2+ and Fe3+ ions is titrated with 23 ml of .02 M KMnO4 solution. as a result all the Fe2+ ions are oxidised to Fe3+ ions. Next the solution is treated with Zn metal to convert all Fe3+ ions to Fe2+ ions.

    asked by mani on September 24, 2012
  33. Physics

    A grocery cart with a mass of 18 kg is pushed at constant speed along an aisle by a force F = 12 N. The applied force acts at a 20° angle to the horizontal. Find the work done by each of the forces on the cart if the aisle is 14 m long. work done by the

    asked by Anonymous on November 18, 2009
  34. Math, Please Help! I don't understand!

    I need help because I don't understand how to solve this equation. 37. x/a - 1 = y/b for x So... does it mean solve for x? 39. V = 1/3 * pi * radius^2 * h for h So... does it mean solve for h? As you can see, I am really confused. Please help.

    asked by Alexandra on November 4, 2014
  35. Rational Zero Theorem

    I know how to solve if the leading coefficient is 1, but how would i solve it if its not 1. Ex. f(x) = 2x^3 + 7x^2 - 7x + 30 Can someone help me start that out? Then I'll use synthetic divison to solve for it.

    asked by Chopsticks on January 13, 2009
  36. Algebra

    Simplify this expression (DO NOT solve for x) 5x+6(x+2)-8(x-3) I have no clue, can someone tell me how to solve it? Please don't tell me the answer, only how to solve it. Thanks :D

    asked by Me on January 15, 2015
  37. Algebra

    A chemist wishes to mix a solution that is 4​% acid. She has on hand 66 liters of a 2​% acid solution and wishes to add some 8​% acid solution to obtain the desired 4​% acid solution. How much 8​% acid solution should she​ add? There is a chart

    asked by Sarah on May 22, 2016
  38. chem

    A student based the analysis of Cu(II) in a sample on the formation of the blue complex [Cu(H2O)6]+2. A standard solution was made when 1.276g of pure copper wire (MM= 63.546g/mol) was weighed, dissolved in concentrated HNO3, and diluted to 1.00x102mL. The

    asked by Anonymous on November 11, 2013
  39. Science - Solar System

    The sun contains 99.85 percent of the mass of the entire solar system. How does the mass of the Sun compare to the masses of the planets in the solar system? See answer #2 on the link below. http://www.newton.dep.anl.gov/askasci/ast99/ast99227.htm Thank

    asked by jenny on September 28, 2006
  40. Geometry

    Set up a system to solve. Two angles are supplementary. Three times one angle is equal to the other angle minus 16. Find the angles. The answer is x= 41 and y= 139. How did they get the answer?

    asked by ashley on October 8, 2015
  41. math

    Find a fraction that reduces to 3/4 when both the numerator and denominator are decreased by i, and reduces to 4/5 when both the numerator and denominator are each increased by 1. I know the answer is 7/9, but i don't know how to solve (i must use a system

    asked by Molly on January 23, 2013
  42. Chemistry

    A sample of a mixture containing only sodium chloride (NaCl) and potassium chloride (KCl) has a total mass of 4.000g. When this sample is dissolved in water and excess silver nitrate is added a white precipitate (AgCl) forms. After filtration and drying,

    asked by Steve on January 26, 2007
  43. chemistry

    Please help me with this question For the system, PCl5 (g) --> PCl3 (g) + Cl2 (g) K= 26 @ 3000C In a 5.0 L flask, the gaseous mixture consists of all three gasses with partial pressures as follows: PCl5 = 0.012 atm PCl3 = 0.90 atm Cl2 = 0.45 atm Is the

    asked by Jack on March 8, 2008
  44. management information systems

    can you help me with this question for example , i work for one retail company, so i need explain and justify in selecting the input devices , output devices and software ( system & application software)for that company.

    asked by sonia on April 7, 2010
  45. AP Chemistry

    How much work is done by the system when 2.00 moles of O2 expand from a volume of 3.00 liters to a volume of 5.1 liters against a constant external pressure of 0.0100 atm? Answer in units of J. I get w=-p(deltaV) but what about moles?

    asked by Alex on April 16, 2015
  46. U.S. History 1865

    Can someone please help me with this question? I have researched this question and keep coming up with nothing. Why did the Bank War reinforce and justify the two-party system? Reinforce means to strengthen. Justify means to prove or show to be just, right

    asked by B.B. on July 4, 2009
  47. Finance

    ROI & NPV: wireless order-tracking system I need to identify the ROI and NPV of the wireless order-tracking system. Here is the information I have been given: - The acquisition cost is $35,000 paid at the time of installation. - It reduces the wait staff

    asked by jackie on April 11, 2010
  48. business information system

    ROI & NPV: wireless order-tracking system I need to identify the ROI and NPV of the wireless order-tracking system. Here is the information I have been given: - The acquisition cost is $35,000 paid at the time of installation. - It reduces the wait staff

    asked by Beatrice on September 2, 2010
  49. Calculus

    I'm a bit confused about the average equations with integration. I need to solve this problem, and I think I'm supposed to use substitution, but I can't get it to work. The problem looks like this: z(t)=4tsin(t^2), [0,π^1/2] Any input?

    asked by Rachel on February 27, 2011
  50. Calculus

    Ok so I have to find a vertical asymptote with denominator 3x^3-x-1. So then the denominator must not equal zero. But i just can't solve the cubic function i tried long division! but it didn't work

    asked by Nikita on October 25, 2009
  51. Chem

    Please help are these right? A 2.3 mole sample of nitrogen (N2), has a volume of 50.0 L and a pressure of 630 mmHg. What is the temperature of the gas? 41.5 C which I converted to Kelvin and got 231.5K Calculate the molarity (M) of the following solutions:

    asked by Jada on November 29, 2010
  52. chemistry

    Write an equilibrium reaction for a buffer system made of the weak base, B, and its conjugate acid. If the buffer contains 1.05 M of B and 0.750M conjugate acid and has a pH of 9.50, what is the pH after 0.0050 mol HCl is added to 0.500 L of this solution?

    asked by meme on April 9, 2012
  53. Algebra

    I'm having trouble with these problems, I'm not asking for just the answers, I need to know how to solve them, its a practice for my upcoming final, So I need to know how to do them. Name the property of real numbers illustrated. (2√7)*√3=2(√7*√3)

    asked by |-/ on January 9, 2018
  54. Math

    In 1990, the population of Cheyenne, Wyoming, was 73,142. By 2000, the population had increased to 81,607. Write and solve an equation to find, the increase in Cheyenne’s population from 1990 to 2000. Mercury’s surface temperature has a range of 600

    asked by Crystal on September 19, 2013
  55. Chem.....

    Methanol, CH3OH, is produced on an industrial scale from carbon monoxide and hydrogen. At the temperatures used, gaseous methanol is formed according to the following thermochemical equation: CO(g)+ 2H2(g) CH3OH(g) H = -90Kj 1. State Le Chateliers

    asked by Jon on March 4, 2007
  56. American History

    What was one reform the Progressive movement achieved? direct election of U.S. senators reduction of government regulation religious involvement in government elimination of prohibition

    asked by Alex on May 27, 2012
  57. English

    There are a few sentences I can't make sense of. Can you please help me. Thank you very much in advance. 1) Together with interviewing witnesses their job (the job of forensic artists) shouldn't be so long and the criminal could be discovered fast. 2) This

    asked by Mike1 on April 16, 2011
  58. Algebra II

    Solve log2(7x-3)>= log2(x+12) My work: 6x=15 x=15/6 x-5/2 so my answer would be: x>= 5/2 Is this correct?

    asked by Lucy on March 29, 2008
  59. physics

    Graphically solve for the WORK done if F= 40N @ 30 degrees and d= 12 @ 0 degrees.

    asked by russell on November 21, 2010
  60. English

    I need help fixing up this essay so that it flows better. Thanks Assignment: Compose a brief essay which specifically develops topic including a clear and relevant topic sentence. Provide at least one specific example and detail. Give examples, details,

    asked by keisha on October 10, 2010
  61. Solar Energy

    Family Cartman has a small house in the country side which is not connected to the grid. The place enjoys 4 equivalent sun hours. Therefore, Mr Cartman has decided to install an off-grid PV system in the house to supply the required electicity in the

    asked by Anonymous on November 14, 2013
  62. Spanish

    .What can you eat? a.una manzana b. un cuento c.una fiecha d.un bosque 2.Which of the following is a person? a.arbol b. chimenea c. nariz d.servidor 3.Which of the following is the best response to "Como se siente"? a.Manana volvere b. Me siento bien

    asked by Mary on July 21, 2006
  63. Algebra II

    How do I solve the following problems?? 1. Factor: 4x^2-100y^2 2. Factor: 3x^2+27 3. Solve 3x^2+9x=0 4. Solve 12^2+30x=-12 5. 9a(a+1)=4 6. Solve 16x^2=25

    asked by Nicole on June 29, 2011
  64. chemistry

    Imagine a hypothetical reacion for which, H = 0 kJ · mol−1. Considering the Le Chatelier principle, which of the following statements is true? a. Raising the temperature of the system will have no effect. b. Raising the temperature of the system will

    asked by Eddy on February 9, 2011
  65. Human Development

    To assess a child's linguistic development, professionals often use a method called mean length utterance (MLU). This method is applied by counting the number of A. utterances in a conversation. B. syllables and dividing by the number of words. C. phonemes

    asked by Diana on October 23, 2018
  66. Algebra 2 once more

    I have more answers that I would like checked. Also, there is one that I'm really confused about. I appreciate any help. :) Rewrite as the log of a single number. 1) 8 ln 2 = ln(2^8) 2) log 42 - log 6 = log 36 (I think this one may be wrong). Evalute each

    asked by Lindsay on May 23, 2007
  67. o-chem

    300ml aq solution of 30g malononitrile extracted w/ether If K = 1.5 what results would be acheived from 3 100ml portions of ether...MORE importantly how do you work the problem..thanks

    asked by reba on August 27, 2009
  68. Accounting

    Assume a $4000 investment and the following cash flows for two alternatives. Under the payback method, which of the following would be concluded? a. Investment X should be selected b. Investment Y should be selected c. Investment X and Y provide the same

    asked by Anonymous on March 8, 2010
  69. Algebra 222

    How do I use substitution to solve the system? Please help Addition and equal key is not working . It's asking for x equals and y equals. -5x plus 2y equal 16 y equal 2x plus 7

    asked by Tika on April 27, 2015
  70. English

    Improving your writing. Section 1-Facts and figures that define the problem (the cause). Details that show the impact of the problem (effects) on Jack, Ruth, and the company. Section 2 - The steps needed to change the situation. Reason to implement each

    asked by Sis on January 15, 2012
  71. trigonometry

    This is an outline that i have to use to find the solution of the question. It involves logarithms and half-angle formulas.I have worked though it but got stuck on some parts. I'd like if you look over my work. solve the triangle for which given parts are

    asked by Anon on February 28, 2011
  72. CIS 105

    • Write a 350- to 700-word paper in APA format that addresses the following items: Think about how your computer system compares to a state-of-the-art system. Identify the following components of your system: type of central processing unit (CPU) amounts

    asked by Jasmine on August 27, 2010
  73. Mathematics

    P=kd varies directly If the pressure is 125 pascal when the water is 2m deep,find the pressure when it is 4.5 meters deep . can you show me the solution?

    asked by Anonymous on October 30, 2017
  74. Calculus badly need help so difficult

    If y=ws^3/d^4 find the percent increase in y when w increase by 2% s decrease by 3% and s decrease by 1% plz show the full solution the question is byond my power

    asked by Collins on October 17, 2015
  75. Chemistry -repost thank you in advance

    I have a bottle of 95% ethanol purchased from the manufacturer. Normally, when it is not stated, does it mean 95% w/w ethanol? I need to prepare 100ml of 40% v/v ethanol solution from 95% ethanol. Please show me the calculation steps. Thanks.

    asked by annie on September 20, 2010
  76. chemistry

    My work: pH = -log(x) = 4.49 x = 3.2359e-5 3.2359e-5 = 5.72/M When I solved for M, I got that large number... 176764.8987 Ka for a given weak acid is 5.72 x 100. What concentration of acid (mM/L) will give a pH of 4.49? I got 176764.8987 M (not converted

    asked by Meche on February 28, 2007
  77. Physics-Gravitation

    What is the gravitational potential energy of a two-particle system with masses 5.4 kg and 5.0 kg, if they are separated by 1.3 m? If you triple the separation between the particles, how much work is done (b) by the gravitational force between the

    asked by Jessica on January 2, 2011
  78. physics

    A horizontal force of magnitude 33.5 N pushes a block of mass 3.80 kg a distance of 3.00 m across a floor, where the coefficient of kinetic friction is 0.600. (a) How much work is done by that applied force on the block-floor system?

    asked by t.a. on December 18, 2011
  79. Chemistry

    aqueous sulfurous acid H2SO3 was made by dissolving 0.200 L of sulfur dioxide gas at 19 C and 745 mm Hg in water to yield 500.0 ml of solution. the acid solution required 12.9 ml of sodium hydroxide solution to reach the titration end point. what was the

    asked by Sierra on February 20, 2011
  80. goverment help

    Which of the following is not a minor party in the history of the United States? Know-Nothing Free Soil Labour Socialist Which of the following is the most common party system in the world today? a group of people seeking to advance their ideas an

    asked by yamean on May 21, 2015
  81. 11th garde physics

    A grocery cart with a mass of 18 kg is pushed at constant speed along an aisle by a force F = 12 N. The applied force acts at a 20° angle to the horizontal. Find the work done by each of the forces on the cart if the aisle is 17 m long. a)work done by the

    asked by Luricela on February 13, 2010
  82. Anne

    Please check my answers! I'm bad at explaining/showing my process and I'm trying to improve so if there's anything you think could help to add, please tell me! 1. Region R is bounded by the x-axis, y-axis, x = 3 and y = (1)/(sqrt(x+1)) A. Find the area of

    asked by Calculus (Check answers) on May 8, 2019
  83. Chemistry

    I'm trying to find the solubility of Ca(OH)2 in .0125 mol/L aqueous NaOH. Here is my data: Vol of solution used per titration: 20mL Conc of HCl: .1201 mol/L Average Titre: 4.71 I need to calculte: 1. the TOTAL [OH-] in the saturated solution of Ca(OH)2 in

    asked by Kristin on April 14, 2010
  84. math

    Let x be the number of miles driven on 60 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. Show both the set up of the proportion and the steps to solve. Include units with your

    asked by michelle king on February 17, 2010
  85. college

    Let x be the number of miles driven on 60 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. Show both the set up of the proportion and the steps to solve. Include units with your

    asked by michelle king on February 17, 2010
  86. Precalculus

    Hello, Thanks for all of the help guys. I really appreciate it. I was woudnering if you could show me how to do this step by step and the thought process that goes through your head while you do this. This way I will be able to try to solve some of these

    asked by Kate on January 5, 2010
  87. Calculus

    Write a differential equation to model the situation given. Do not solve. Tests of an artifact discovered at the Debert site in Nova Scotia show that 28% of the original 14C is still present. What is the probable age of the artifact?

    asked by L.S. on December 14, 2011
  88. Algebra

    Use the formula C=2pi to find the radius, r, for a circle with a circumference of 160 centimeters. Round your answer to the nearest hundredth. a) 50.96 cm b) 28.08 cm c) 25.48 cm d) 80.00 cm When I tried to solve this problem, I never got any of these

    asked by Cassie on June 6, 2009
  89. Maths

    Please help!!! The mass of a particular substance is known to grow exponentially at a rate of 1.5% per day. Its initial mass was 230 grams and, after t days, it weighed 325 grams. The equation modelling this growth is 230×1.015 t  =  325. Use

    asked by Sue on August 14, 2010
  90. Chemistry

    Can you show me how to calculate this equation? What is the concentration of phosphoric acid solution of 30.0ml of a 0.2M of Potassium hydroxide is used to neutralize. The volume of acid is 20.0ml.

    asked by Tom on July 13, 2018
  91. science

    what is the percent by volume of ethanol (C2H6O, or ethyl alcohol) in the final solution when 85 mL of ethanol is diluted to a volume of water? Show your calcutayions

    asked by jeomen on June 22, 2015
  92. Algebra

    What is the value of b in the triangle shown below? the trianle they show is a right triangle and the length shows 3b...the width just shows b...and the inside says 24 in^2 A.–4 in B.4 in C.±4 in D.no solution I think i is B..but its a guess..?

    asked by Cassie on February 24, 2013
  93. MATH

    A FACTORY IS TO PACK PENCILS IN BOXES OF 8 AND 10 PIECES WHAT IS THE SMALLEST NUMBER OF PENCILS THAT CAN BE PACKED USING THE BOXES? SHOW YOUR SOLUTION

    asked by MIER MICHELLE on September 5, 2016
  94. physics

    a block sits on a frictionless inclined plane, attached to another block over a frictionless pulley. the angle of the incline is 20 degrees. what is the tension in the rope and the acceleration of the system? B) what is the speed of the system after the

    asked by kassy on October 12, 2016
  95. math

    The displacement s (in metres) of a body in a damped mechanical system, with no external forces satisfies the following differential equation: 6 3 2 2    dt ds dt d s where t represents time in seconds. If at time t = 0, s = 0 and  5 dt ds m/s,

    asked by Karl Haxell on May 17, 2011
  96. Physics

    a 35 g ice cube at 0.0 C is added to 110 g of water in a 62 g aluminium cup. The cup and the water have an initial temperature of 23 C . Find the equilibrium temperature of this system? in Celsius ,, I've been trying to solve this for 2 hours now , and I

    asked by AfterLife on August 20, 2011
  97. chemistry

    The elements A and Z combine to produce two different compounds: A2Z3 and AZ2. If .15 mol of A2Z3 has a mass of 15.9g and .15 mole of AZ2 has a mass of 9.3g, what are the atomic masses of A and Z? Could somebody please help me with this? Can I make a

    asked by Mary on August 13, 2008
  98. Urgent help here! Math

    Solve for the area when a rectangle of length 4cm and width 3cm has one vertex at the origin of a system of axes and another vertex on a quarter of a circle whose center is also at the origin. Find the shaded area?

    asked by Vecchi on June 27, 2016
  99. Chemistry

    Please help me with this question For the system, PCl5 (g) --> PCl3 (g) + Cl2 (g) In a 5.0 L flask, the gaseous mixture consists of all three gasses with partial pressures as follows: PCl5 = 0.012 atm PCl3 = 0.90 atm Cl2 = 0.45 atm Is the system at

    asked by Jack on March 8, 2008
  100. Health

    When conmparing the flow of lymph in the lymphatic system with the flow of blood in the circulatory system. It can be said that the Lymphatic system also A. uses a pump B. contains fluid that travels in only one direction C.Uses valves to prevent baclward

    asked by Brenna on May 2, 2012

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