Ronald

Most popular questions and responses by Ronald
  1. physics

    A battery X of emf 6volt and internal resistance 2(ohms) is connected in series with a battery Y of emf 4volt and internal resistance 8(ohms) so that the two emf act to oppose each other, calculate the terminal P.D of X and Y

    asked on March 12, 2019
  2. english

    choose from these words: Cour,di-,du-, -dom,-fy,il and im-, -ish, magni-, phob, pro-, psycho- The apartment the realtor showed us was (...ficent)______, but it was (...practical)_____for us. Not only was it too large, but it would also make an

    asked on June 20, 2014
  3. Economics

    The price elasticity of demand for senior citizens purchasing coffee from McDonald's is -5 while non senior citizens have a price elasticity of demand equal to -1.25. If is cost McDonald's $0.02 to produce a coffee, the optimal price for a cup of coffee

    asked on March 20, 2012
  4. Calculus

    Electricity is consumed between the hours of midnight (t = 0) and 6 a.m. (t = 6). Selected values of the rate of consumption are shown in the table below, with t measured in hours past midnight, and R(t) measured in KW per hour. Use 4 trapezoids to

    asked on May 16, 2018
  5. algebra

    The city commission wants to construct a new street that connects Main Street and North Boulevard as shown in the diagram. The construction cost has been estimated at $110 per linear foot.Find the estimated cost for constructing the street. (North Blvd. is

    asked on November 21, 2013
  6. Math

    What is the probability of getting a license plate that has a repeated letter or digit if you live in a state in which license plates have one numeral followed by three letters followed by three numerals? (Round your answer to one decimal place.)

    asked on June 12, 2013
  7. Economics

    A local video store estimates their average customer's demand per year is Q = 7 - 2P, and knows the marginal cost of each rental is $0.5. How much should the store charge for each rental if it engages in optimal two-part pricing? Answer A. $0.35 B. $0.5.

    asked on March 20, 2012
  8. statistics

    (a) Plot the data on lightning deaths. (b) Describe the trend (if any) and discuss possible causes. (c) Fit an exponential trend to the data. Interpret the fitted equation. (d) Make a forecast for 2005, using a trend model of your choice (or a judgment

    asked on March 15, 2012
  9. Math

    Find the requested probability. P(Ā) if P(A) = 0.8 P(Ā) =

    asked on June 12, 2013
  10. vy? in Physics

    During what time interval does vy become zero? So I can't really understand what vy means, I know its a abbreviation but I need help on this problem that has a cannon shooting a cannonball horizontally and it has 3 points; the first being 1s, then 2s, then

    asked on December 11, 2014
  11. Reading

    Words to choose from: Charisma, Contemporary, contend, conversely, extrovert, poignant, prevalent, proponent, quest and traumatic (1)___(Contemporary)young people may be able to list the many accomplishments of the Rev. Dr. Martin Luther King, JR. They may

    asked on June 20, 2014
  12. math

    A debt of $6000 is to be amortized with 8 equal semiannual payments. If the interest rate is 5%, compounded semiannually, what is the size of each payment? (Round your answer to the nearest cent.)

    asked on May 1, 2011
  13. Math

    Choose a natural number between 1 and 100, inclusive. What is the probability that the number chosen is not a multiple of 4? (Enter the probability as a fraction.)

    asked on June 12, 2013
  14. Managerial Economics

    The demand for health club services is Q = 350 − 2P and the marginal cost of providing these services is MC = 110 + 2Q. If a two-part tariff pricing system is used, what is the optimal price and quantity combination? a.P = 52 and Q = 240 b.P = 199 and Q

    asked on March 20, 2012
  15. 2nd grade

    what is the wrong verb in this sentence? One person done something wrong?

    asked on February 17, 2010
  16. History

    I am not very sure as to what I should say but I kind of have an Idea but I need some one to lend a hand putting it all together into a paragraph written answer not an essay, but it is worth 100 points, this help would be greatly appreciated! NOTE! I am

    asked on January 7, 2016
  17. Trig

    Solve each equation for exact solutions over the interval [0,360)where appropriate. Round approximate solutions to the nearest tenth degree. Sin^2Theta=Cos^2Theta+1 My Work: Using double angle Identity I subtract 1 to other side therefore:

    asked on April 27, 2016
  18. Physics

    A home run is hit such a way that the baseball just clears a wall 30 m high located 117 m from home plate. The ball is hit at an angle of 40 degrees to the horizontal, and air resistance is negligible. Assume the ball is hit at a height of 2 m above the

    asked on September 19, 2011
  19. Algebra 2 Honors

    I have a question on my math homework. The problem is: Suppose r varies jointly as s and t. If s = 20 when r = 140 and t = -5, find s when r = 7 and t = 2.5. I used r = kst. I plug in and get 140 = k(20)(5). I then multiply and get 140 = k(-100). I then

    asked on May 19, 2015
  20. Sociology (stats) help

    Given the mean = $12 Standard deviation = $2.50 Suppose that a large state university graduate research assistants are paid by the hour. Data from the personnel office show the distribution of hourly wages paid to graduate students across the campus is

    asked on October 8, 2014
  21. Economics

    Two firms compete as a Stackelberg duopoly. The inverse market demand they face is P = 62 - 4.5Q. The cost function for each firm is C(Q) = 8Q. The outputs of the two firms are: A. QL = 48; QF = 24. B. QL = 35; QF = 6. C. QL = 6; QF = 3. D. None of the

    asked on March 20, 2012
  22. 12th grade

    C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O

    asked on December 14, 2010
  23. Physics

    A Canon shoots an artillery shell towards a target 4.54 km distant, where it lands at the same level it was shot. It was noted that the elapsed time of the projectile was 27.5 seconds. What was the muzzle velocity of the shell? (there is a picture showing

    asked on October 8, 2015
  24. math

    find the present value, using the present value formula and a calculator. (Round your answer to the nearest cent.) Achieve $225,500 at 8.35% compounded continuously for 8 years, 125 days.

    asked on June 9, 2013
  25. Math

    Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. (Enter your answers as a comma-separated list. Enter EMPTY for the empty set.) {x | x is a multiple of 2} union {x is a multiple of 3}

    asked on May 22, 2013
  26. statistics

    he mean height of a certain kind of plant is 190 centimeters. Suppose we want to carry out a hypothesis test to see if the mean height when these plants are treated with a certain chemical differs from 190 . State the null hypothesis and the alternative

    asked on March 6, 2012
  27. Physics

    A daredevil is shot out of a cannon at 54 degrees to the horizontal with an initial speed of 33.3 m/s. A net is positioned a horizontal distance of 41.8 m from the cannon. At what height above the cannon should the net be placed in order to catch the

    asked on September 19, 2011
  28. 12th grade

    C6H8O7 + 3NaOH --> NaC6H5O7 + 3H2O

    asked on December 14, 2010
  29. Business Management

    Pick a team that you are currently a member of, a prior team in which you were a member, or search the Internet for an example of a real-life team. Be sure to choose one that meets these two criteria: (1) it’s not part of a for-profit business and (2)

    asked on December 13, 2010
  30. Physics

    Can someone please explain the method to solving the following electrostatics problem? Thank you very much. Consider three charged sheets, A,B, and C. The sheets are parallel with A above B above C. On each sheet there is a surface charge of uniform

    asked on August 29, 2014
  31. Math

    Assume the car can be purchased for 0% down for 60 months (in lieu of rebate). A car with a sticker price of $42,200 with factory and dealer rebates of $5,100 (a) Find the monthly payment if financed for 60 months at 0% APR. (Round your answer to the

    asked on June 8, 2013
  32. math

    write the expression that can be used to find the area of a polygon made of triangles with an area of n square units each

    asked on January 24, 2011
  33. Business Management

    For this assignment, you are to create a Policy Manual for new managers. This manual should provide guidance to the new incoming managers, as they set up their respective departments. This manual should clearly lay out the expectations that you, as the

    asked on August 21, 2008
  34. history

    What ways did business leaders in the late 1800s try to eliminate competion? They weren't called Robber Barons for nothing. Please check your book for the ways that these business leaders charged lower prices than their competitors, paid lower wages, and

    asked on November 4, 2006
  35. Government and Politics

    Which of these is the president responsible for appointing? A. All ambassadors B. All county judges C. All state officials D. All civil servants I think that it is C. am I correct?

    asked on October 13, 2016
  36. Math

    If a wheel has a nail stuck in the tire, the tire is 60m in diameter and the wheel drove R -234(1,0) how far did the nail travel?

    asked on January 27, 2013
  37. statistics

    (a) Plot the data on lightning deaths. (b) Describe the trend (if any) and discuss possible causes. (c) Fit an exponential trend to the data. Interpret the fitted equation. (d) Make a forecast for 2005, using a trend model of your choice (or a judgment

    asked on March 19, 2012
  38. Maths

    9. consider the function y=e^-x sin x where pie < x < pie find dy/dx which is e^-x(cos x - sin x) show that at stationary points, tan x = 1. - I have done this part I don't understand this part: How do I do this: determine the co-ordinates of the

    asked on November 8, 2010
  39. Maths

    For the fixed point iteration method; re-arranging method, how can I describe ho the iterative formula works?

    asked on November 7, 2010
  40. chemistry

    Someone please help me with these 2 problems!! I am going nuts! How many moles are there in 16grams of O2? What is the volume of 16 grams of O2 at Stp? Look up the atomic mass of oxygen on the periodic table. It is 16 grams but look it up so you will know

    asked on November 11, 2006
  41. Accounting

    The total assets of Capp Co. are $600,000 and its liabilities are equal to two-thirds of its total assets. What is the amount of Capp Co.’s owner’s equity?

    asked on January 11, 2014
  42. science

    suppose you want to find out about boiling points of different liquids: describe how you could go about finding the information.

    asked on August 21, 2012
  43. Economics

    If a firm supplies separable markets with price elasticities h1 and h2, it should set prices P1 and P2 so that: a.P1 /h1 = P2 /h2 b.P1/(1 - 1 /h1) = P2 / (1 - 1/h2) c.P1(1 + 1/h1) = P2 (1 + 1/h2) d.P1 = 1 - 1/h1 and P2 = 1 - 1/h2 e.P1h1 = P2h2

    asked on March 20, 2012
  44. statistics

    A study of health care planning undertook a mail survey of hospital administrators in Arkansas, Louisiana, and east Texas. Research question: At á = .05, is the type of planning independent of the intensity of competition? (Data are from D. O. McKee, P.

    asked on March 13, 2012
  45. calculus

    I need to find the dy/dx of x^2ln(x^2)I tried to do it the way I thought, but it did not come out right.

    asked on June 28, 2011
  46. science

    if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?

    asked on June 5, 2011
  47. Maths

    dy/dx of tan x is sec^2 x is there another way of writing sec^2 x?

    asked on November 8, 2010
  48. history of africa

    how did geography help or hinder the process of migration from middle east to africa

    asked on September 29, 2010
  49. Physics

    Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of

    asked on April 8, 2010
  50. Physics

    A 2 kg block of ice is placed in a container at 0 °C. How much energy is required to completely melt the block of ice? (Specific latent heat of fusion for ice = 334 J/g.) A little confused as to what formula to use for this

    asked on March 31, 2016
  51. science

    the constant value for speed of light is 3x10to the 7 m/sec. what is the mass equivalent of 100000 N-m of energy

    asked on December 4, 2014
  52. AIU

    You are the lead human–computer interaction (HCI) engineer on a major defense project supporting the government and its integration of a new system and application design for use by federal investigators. Part of your job is to elicit and define the user

    asked on March 25, 2012
  53. statistics

    An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with

    asked on March 15, 2012
  54. Geometry

    2 root3 = square root of xsquared + 5x

    asked on March 6, 2012
  55. science

    if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?

    asked on June 5, 2011
  56. English

    When taking notes, include any supporting evidence, examples, and other information you found that will clarify difficult concepts. Vocabulary Strategy? Which words or word parts did you use?

    asked on May 24, 2011
  57. science

    a player used a hockey stick to increase the speed of a .200 kg hockey puck by 6 m/s in 2 seconds. how much force was exerted on the puck?

    asked on May 23, 2011
  58. Psychology

    Are there any book or websites that help me answer this question... Has Britains obsession with celebrity culture gone too far?

    asked on November 8, 2010
  59. Physics

    Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of

    asked on April 8, 2010
  60. Physics

    Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The ramp is inclined at an angle of 15 degrees. He pushes w/ a steady force of

    asked on April 8, 2010
  61. Business Management & Leadership

    Your management team has been retained by a senior manager who is concerned about the effectiveness of his managers and their teams. He would like your team to develop a training guide on delegation. The training guide should be designed to improve the

    asked on August 11, 2008
  62. business

    You have recently been hired as a new manager hired into a failing division in a company. The product line is outdated and losing market share, inter-departmental communication is adversarial, and competition for corporate funding is fierce. How are you, a

    asked on August 4, 2008
  63. English

    Hey, can someone help me find 3 major quotes from Huckleberry Finn that shows lies that Huck said that were beneficial(to help someone).

    asked on December 13, 2006
  64. Math

    Pipes A & B can fill a storage tank in 8hours and 12 hours, respectively . With the tank empty ,pipe A was turned on at noon, and then pipe B was turned on at 1:30 P.M.At what time was the tank full. Please help me!! Let V be the tank volume. Pipe A fills

    asked on December 5, 2006
  65. Math, Algebra II

    Help would be great, it is for a "test" to see what we know, so it is not worth anything but I still would like to see if I can make changes to it before I submit it. :D 3.) Select the equation that has infinitely many real solutions. (these are all

    asked on December 11, 2015
  66. Math

    1/4y for y = 16

    asked on July 18, 2015
  67. Abnormal psychology

    How do the experiences of children who feel anxiety or depression compare to those of adults who feel anxiety or depression? Explain your answer.

    asked on December 14, 2013
  68. psychology270

    How do I show a presentation on Unipolar and Bipolar Depression?

    asked on November 27, 2013
  69. science

    how do I make a presentation?

    asked on November 27, 2013
  70. Math

    The amount to be financed on a new car is $9,500. The terms are 11% for 4 years. What is the monthly payment? (a) State the type. future value ordinary annuity present value amortization sinking fund (b) Answer the question. (Round your answer to the

    asked on June 14, 2013
  71. psychology

    Learning from animal responses 1930 - 1950

    asked on May 4, 2013
  72. finance

    Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $410 million. Since the primary asset of this business is real estate, Templeton’s management has determined that

    asked on March 29, 2012
  73. statistics

    An expert witness in a case of alleged racial discrimination in a state university school of nursing introduced a regression of the determinants of Salary of each professor for each year during an 8-year period (n = 423) with the following results, with

    asked on March 19, 2012
  74. statistics

    In the following regression, X = total assets ($ billions), Y = total revenue ($ billions), and n = 64 large banks. (a) Write the fitted regression equation. (b) State the degrees of freedom for a twotailed test for zero slope, and use Appendix D to find

    asked on March 15, 2012
  75. statistics

    Choose either 2 ¡Á 2 contingency table shown below (males or females). Research question: At ¦Á = .005, is smoking independent of race? (Smoking rates are from Statistical Abstract of the United States, 2001, pp. 16 and 12, applied to hypothetical

    asked on March 13, 2012
  76. mlk

    how did jane goodall solve the problem of living alone in the jungle

    asked on February 27, 2012
  77. science

    if barium ions have a charge of 2= nd hydroxide ions have a charge of 1-, the compound calcium is what?

    asked on June 5, 2011
  78. physical science

    how many beats in 206 Hz

    asked on May 27, 2011
  79. MATHS

    i NEED TO TURN (7X-3)^1/3 INTO AN ITERVATIVE FORMULA USING THE NEWTON RAPHSON FORMULA? HOW DO I DO IT IN SIMPLE STEPS?

    asked on October 10, 2010
  80. Calculus

    A steamship sails upriver from A to B against a current of three km/h. If the amount of fuel consumed per hour varies as the cube of the speed through the water, how fast should the captain order the ship to steam, if the fuel consumption for the journey

    asked on March 17, 2010
  81. Algebra

    Any and all help would be greatly appreciated. I'm trying to help my niece and I'm afraid that it is not possible. The volume of a cubic container is x^3 cubic inches. The height of the container was decreased and the length was increased so that the

    asked on November 30, 2009
  82. us history

    How did religion influence the development of the British Colonies?

    asked on October 7, 2009
  83. music

    What is the musical structure (intro, verse etc) of the Beach boy's, woulnt it be nice? Thanks!

    asked on March 16, 2009
  84. Politics

    Can someone please tell me what the undecided states for the presidential election are? I know there are eight but I'm having difficulty finding which ones they are. Thank you so much!

    asked on November 2, 2008
  85. History

    I need to know Howards University endowments. This site is an article on the endowments at Howard.

    asked on November 26, 2006
  86. science

    During space flight, astronauts often refer to forces as multiples of the force of gravity on Earth's surface. What does a force of 5g mean to an astronaut? If Earth were twice as massive but remained the same size, what would happen to the value of g?

    asked on October 28, 2006
  1. physics

    but i dont know how to solve it

    posted on March 12, 2019
  2. physics

    the answer is 5.6volts

    posted on March 12, 2019
  3. Language Art

    B C C

    posted on November 2, 2018
  4. hcs 577

    yes

    posted on February 8, 2018
  5. Quantitative Methods

    quiero resuelto

    posted on December 5, 2017
  6. Physics - force and pressure

    A.1,000N/m^2

    posted on October 19, 2017
  7. physics

    1500N

    posted on May 19, 2017
  8. Physics

    A nurse pushes a cart by exerting a force on the handle at a downward angle 33.5° below the horizontal. The loaded cart has a mass of 29.5 kg, and the force of friction is 58.0 N.

    posted on February 12, 2017
  9. Social studies

    it gave the seminoles an empowered stance against the united states

    posted on November 2, 2016
  10. Government and Politics

    Oh okay....then it would be A right?

    posted on October 13, 2016
  11. AP World History

    "Hey man you ok?" "Yea. harambe was only 17 wh..."

    posted on September 27, 2016
  12. History,Maths Literacy,Geography &Life Science

    I'm Ronald from Limpopo at tzaneen i was doing this subject at Bessie maake life science level 1.geography level 3.history level 4.English level3.math literary level 2 lo level4 sepedi level4.

    posted on May 3, 2016
  13. Math "Need Help Asap"!

    Distributive property: -6(4x)=-24x -6(9)=-54

    posted on April 27, 2016
  14. Computer Science/Pseudo Code Python

    menu driven code

    posted on March 22, 2016