Lindsey

Popular questions and responses by Lindsey
  1. Investing ( pease help)

    You hold a diversified $ 100,000 portfolio consisting of 20 stocks with 5000 invested in each . The portfolio's beta is 1.12. You plan to sell a stock with b=0.90 and use the proceeds to buy a new stock with b=1.75. what will the portfolio new beta be ?

    asked on July 24, 2009
  2. Physics

    A cube of oak with sides 15cm long floats upright in water with 10.5cm of its depth submerged. What is the density of the oak?

    asked on January 6, 2010
  3. physics

    A bike first accelerates from 0.0 m/s to 5.0 m/s in 4.5 s, then continues at this constant speed for another 4.5 s. What is the total distance traveled by the bike?

    asked on September 5, 2011
  4. Please i needd an answer asap!!!

    I give medals and 'best answer' :) I need help asap! Which of the following is one way to assess whether or not a learning game is effective? a. Being able to win the game b. doing a quiz before and after the game to see what you have learned c. Making it

    asked on January 8, 2014
  5. Finance ( NEED HELP BAD)

    Masulis Inc is considering a project that has the following cash flow and WACC Data .what is the project discounted payback WACC 10% years 0 1 2 3 4 CASH FLOW -700 525 485 445 405

    asked on July 29, 2009
  6. chemistry

    Suppose you are asked to find the area of a rectangle that is 2.1-cm \rm cm wide by 5.6-cm \rm cm long. Your calculator answer would be 11.76 cm 2 \rm cm^2 . Now suppose you are asked to enter the answer to two significant figures. (Note that if you do not

    asked on August 29, 2013
  7. Finance ( Need help )

    Sapp Trucking’s balance sheet shows a total of noncallable $45 million long-term debt with a coupon rate of 7.00% and a yield to maturity of 6.00%. This debt currently has a market value of $50 million. The balance sheet also shows that the company has

    asked on August 3, 2009
  8. algebra 1

    The Fun Guys game rental store charges an annual fee of $20 plus $6.50 per game rented. The Game Bank charges an annual fee of $50 plus $3.50 per game. For how many game rentals will the cost be the same at both stores? What is that cost?

    asked on January 15, 2016
  9. chemistry

    39.3 grams of c6h6 are allowed to react with 108.3 grams of o2. How much co2 will be produced by this reaction?

    asked on May 25, 2015
  10. Algebra

    Which property is illustrated by 45 + 19 = 19 + 45? A. Commutative property of addition B. Identity property of Addition C. Associative property of addition D. zero property of addition

    asked on December 16, 2014
  11. Chemistry

    Help me set up this problem. I have been looking at a few examples of similar problems and I keep getting the wrong answers. I'm getting really confused. Q: The standard free energy change ΔG∘ and the equilibrium constant K for a reaction can be related

    asked on November 16, 2014
  12. Physics/Charges

    Point charges Q1 = 50 µC and Q2 = -20 µC are placed 2 meters apart. Where can I put a third charge so that the net electrical force on it is zero?

    asked on February 4, 2013
  13. Trigonometry

    Statuary Hal is an elliptical room in the U.S. Capitol. Teh room is also called the Whispering Gallery because a person standing at one focus of the room can hear even a whisper spoken by a person standing at the other focus. Statuary Hall is 46 ft. wide

    asked on December 19, 2011
  14. 3rd grade math

    Explain how you know 6/6 and 1 are equivalent?

    asked on April 8, 2014
  15. Algebra

    What method(s) would you choose to solve the equation? Explain your reasoning. 4x^2-48=0 a. Quadratic formula, graphing; the equation cannot be factored easily since the numbers are large. Selected:b. Square roots; there is no x-term. c. Factoring; the

    asked on April 2, 2020
  16. Algebra

    A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = -0.04x^2+5.8x+4.9, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of

    asked on April 2, 2020
  17. Physics

    A cylinder of oxygen has a gauge pressure of 2000psi and a volume of 16L at 70 degrees F. If the oxygen is used as a constant flow rate of 2 L/minute, measured at 1 atm of pressure, how long will the tank last? Hint: Calculate the mass (grams) of oxygen in

    asked on April 19, 2011
  18. Algebra 2

    PLEASE HELP-DUE APRIL 5TH, 2011!!!! EARTHQUAKES an earthquake rated at 3.5 on the Richter scale is felt by many people, and an earthquake rated at 4.5 may cause local damage. The Richter scale magnitude reading m is given by m = log (base 10) x, where x

    asked on March 27, 2011
  19. Finance ( Please help)

    Warnock Inc is considering a project that has the following cash flow and WACC Data What is the projects NPV ?note THAT a projects NPV Can be negative in which case it will be rejected . WACC 10.00% year 0 1 2 3 Cash Flows -825 500 400 300 I get C but i am

    asked on July 29, 2009
  20. Math

    Log2 (x-6) + log2 (x-4) - log2 X=2

    asked on November 27, 2019
  21. Math

    A year-end bonus of $24,000 will generate how much money at the beginning of each month for the next year, if it can be invested at 6.45%, compounded monthly? (Round your answer to the nearest cent.)

    asked on September 28, 2017
  22. Algebra 1

    what is the solution of the following system of equations? 1.) 5x + 7y =3 2x = -3y +1

    asked on February 26, 2015
  23. Physics

    A 25 kg child slides down a playground slide at a constant speed. The slide has a height of 3.0 m and is 7.0 m long. Using energy considerations, find the magnitude of the kinetic friction force acting on the child.

    asked on November 22, 2011
  24. Math

    What amount must be set aside now to generate payments of $30,000 at the beginning of each year for the next 13 years if money is worth 5.93%, compounded annually? (Round your answer to the nearest cent.)

    asked on September 29, 2017
  25. geometry

    x^2+2xy-15y^2 is this factorable?

    asked on November 20, 2015
  26. Algebra

    on Monday morning, a mechanic has no cars in her shop. the table at right shows the number of cars dropped off and picked up each day. Find the total number of cars left in her shop on Friday.

    asked on August 31, 2015
  27. Math

    Let x,y, and z be nonzero real numbers. Find all possible values of x/|x|+y/|y|+z/|z|+xyz/|xyx|.

    asked on December 4, 2014
  28. Principles of Chemistry

    A certain amount of chlorine gas was placed inside a cylinder with a movable piston at one end. The initial volume was 3.00 L and the initial pressure of chlorine was 1.30atm . The piston was pushed down to change the volume to 1.00 L. Calculate the final

    asked on October 6, 2014
  29. Absolute value

    Bertrand collects movie posters. The number of movie posters in his collection changes each month as he buys and sells posters. The table show how many posters he brought or sold in the given months. January sold 20, February bought 12, March bought 22,

    asked on September 2, 2014
  30. A/P Calculus

    A cyclist is riding on a path whose elevation is modeled by the function F(X)=0.2x where x and f(x) arte measured in miles. Find the rate of change of elevation when x=5. ? Supposed answer: ?? 1

    asked on November 9, 2013
  31. Chemistry

    Balance the equation. Cu + HNO3 --> Cu(NO3)2 + NO2 + H2O I'm having a little trouble getting this equation to balance. Thank you in advance! :)

    asked on April 16, 2012
  32. Chemistry

    Consider an atom of Xenon. How many electrons in this atom... a) have the quantum number of l=2 b) have the quantum number of ml=0 c)have the quantum numbers n=5,ml=2 (at the same time) I think I know the answers. a) 10 b)2 c)2 But I am unsure and would

    asked on January 25, 2012
  33. Business Research

    5. What is the difference between a probability and a nonprobability sampling strat- egy? Provide an example of each. Also, what are the advantages and disadvantages of each type of sample?

    asked on January 25, 2012
  34. trig

    The cross section of a television antenna dish is a parabola. A dish has a receiver that is located at the focus, 4 ft. above the vertex. Find the equation. (which I did) -- x^2 = 8y If the dish is 8 feet wide, how deep is it?

    asked on December 20, 2011
  35. Trigonometry

    Use the properties of logarithms and trigonometric identities to verify the identity. ln|cot x| = ln|cos x| - ln|sin x| I have no idea where to begin with this one... your help is appreciated!

    asked on November 29, 2011
  36. Physics

    In the winter sport of curling, players give a 20 kg stone a push across a sheet of ice. A curler accelerates a stone to a speed of 3.0 m/s over a time of 2 s. a)How much force does the curler exert on the stone? b)What average power does the curler use to

    asked on November 22, 2011
  37. Physics

    ~I got a and b right but c i can't figure out Freight trains can produce only relatively small acceleration and decelerations. (a) What is the final velocity of a freight train that accelerates at a rate of 0.0600 m/s2 for 8.00 min, starting with an

    asked on November 4, 2011
  38. Chemistry I

    Instant cold packs, often used to ice athletic injuries on the field, contain ammonium nitrate and water separated by a thin plastic divider. When the divider is broken, the ammonium nitrate dissolves according to the following endothermic reaction: In

    asked on November 1, 2011
  39. economics

    Fill in the blanks below with ↑ to indicate an increase in the variable or with ↓ to indicate a decrease in the variable. Answer the questions with a brief written response. A) Consumption > Production ⇒ Economy is Out of Equilibrium ⇒ Inventories

    asked on February 2, 2011
  40. Chemistry

    Consider: C6H12)6 + 6O2-> 6CO2 + 6H2O + Energy a)If I have 90 grams glucose and all is consumed by oxygen, then how many grams of water will be produced? b)How many grams of oxygen will be consumed? c)How many grams of sugar will be burned off if 85 grams

    asked on January 22, 2011
  41. Math, please help!

    We are doing a small group project and my group members and I are very confused. The project description: Using the variables provided below, you are working with your group to make a recommendation to the township directors. Currently we mow the grass

    asked on January 6, 2011
  42. chemistry

    What are the monomers of aspartame? I can only get one, which is methan ol, but what are the others?

    asked on May 10, 2008
  43. Math Quantitive Reasoning

    The amount of Jen's monthly phone bill is normally distributed with a mean of $50 and a standard deviation of $12. What percentage of her phone bills are between $14 and $86?

    asked on December 2, 2007
  44. Rate of change

    I have some questions that I would like you to check please. Thanxs! Find the slope then describe what it means in terms of the rate of change of the dependent variable per unit change in the independent variable. 1. The linear function f(x)=4.6x+37

    asked on September 1, 2007
  45. Algebra

    In a batch of 860 calculators, 9 were found to be defective. What is the probability that a calculator chosen at random will be defective? Write the probability as a percent. Round to the nearest whole number percent if necessary. a. 1% b. 10% c. 3% d. 7%

    asked on May 20, 2020
  46. Algebra

    A cell phone company orders 400 new phones from a manufacturer. If the probability of a phone being defective is 2.1%, predict how many of the phones are likely to be defective. Round your answer to the nearest whole number.

    asked on May 19, 2020
  47. Math

    Danielle spend 2/5 of her paycheck on bills. Her water bill was 1/6 of what she spent on bills. What part of her paycheck went to her water bill? Is this right? 1/6 x 2/5 = 2/30 = 1/15? Thanks.

    asked on February 21, 2017
  48. Algebra

    Your test scores in one class are 81 and 87. What possible scores can you earn on your next test to have a test average between 84 and 89, inclusive?

    asked on September 8, 2016
  49. math

    write all the possible odd 5-digit numbers using the digits 1,4,7,8 and 0, with the 1 in the ten thousands places.

    asked on August 24, 2016
  50. algebra

    A cashier has a total of 34 bills, made up of ones, fives, and twenties. The number of fives is one less than the number of twenties. The total value of the money is $237. How many of each denomination of bills are there? (Hint: Let x = the number of ones,

    asked on February 13, 2016
  51. Physical Science

    Calculate: In the following equation, 417.96 g of Bi (bismuth) reacts completely with 200 g of F (fluorine.) How many grams of BiF (little three below F) are formed? 2 Bi + 3 F (little 2 under F) ---> 2 BiF (little three below F)

    asked on March 25, 2015
  52. Algebra 1

    Tell whether the system has one solution, infinitely many solutions, or no solution. 1.) y= 1/2x +3 2y -x =6 2.) x= -7y + 34 x+ 7y =32

    asked on February 24, 2015
  53. civics

    Which of the following describes a way geographic features influenced how north american countries were settled ? A. populations were greatest in inland areas where climates were more moderate. B.people settled along the borders between countries to make

    asked on June 4, 2014
  54. A/P Calculus

    A Cyclist is riding on a path whose elevation is modeled by the function f(x) = 0.08(16x-x^2) where x and f(x) are measured in miles. Find the rate of change of elecation when x=4. Would this be 0.64? dx/dt would be 1.28 - 0.16x and then plug in four?

    asked on November 9, 2013
  55. chemistry

    how do i find the specific heat of a metal??

    asked on April 16, 2013
  56. Physics

    An electron with a velocity of v = (3 x + 4 y + 2 z) × 106m/s enters a region where there is both a magnetic field and an electric field. The magnetic field is B = (1 x - 2 y + 4 z)T. If the electron experiences no force as it moves, calculate the

    asked on March 21, 2013
  57. Physic Help

    Charge is distributed through an infinitely long cylinder of radius R in such a way that the charge density is proportional to the distance from the central axis: ß = A r, where A is a constant and ß is the density. (a) Calculate the total charge

    asked on February 18, 2013
  58. FInance

    Assume that you have $10,000 which you plan to invest for 3 years. How much more would you have if you invested the funds at 10% with annual compound interest versus 10% with simple interest? No funds will be paid until the end of the 3rd year.

    asked on February 14, 2013
  59. Physics

    Two objects are connected by a light string that passes over a frictionless pulley as in the fi gure. One object lies on a frictionless, smooth incline. In the figure, m1 = 8.48 kg, m2 = 4.84 kg, and  theta = 40.2 degrees . When we let go of the mass m1,

    asked on January 27, 2013
  60. Algebra 2

    how do i simplify this expression? 9x^2 16x^4y^2 -------- x -------- -4x^3y^4 25xy

    asked on December 5, 2012
  61. math

    i am a 3 digit number when i am rounded to the nearest 100 my hundreds digits is one less than my tens digit and 2 less than my ones digit what number am i

    asked on November 5, 2012
  62. Physics

    Assume you construct a new water tower for a town water supply. Assume the tank is in the shape of a sphere with a diameter of 21ft. Assume the tank is made of formes and welded .5 in steel plate that weighs 150 lb per ft3. What is the weight on each of

    asked on July 9, 2012
  63. Chemistry

    Calculate the pressure in an evacuated 250. mL container at 0.00 degrees C if 3.20 cm^3 of liquid oxygen evaporates. Assume that the liquid oxygen has a density of 1.118 g/cm^3 I understand that the density and volume can be used to find the mass in grams.

    asked on May 7, 2012
  64. Geometry

    Triangle UVW is the pre-image of triangle RST with a scale factor of 3. Find the area of triangle UVW if the area of triangle RST is 9 cm2.

    asked on May 2, 2012
  65. math

    If you need 240 oz of paint to cover 1200 in. How much paint do you need to cover 2000 in.?

    asked on February 24, 2012
  66. Business Research

    What is the easiest way to reduce sampling error? What is the relationship between sampling error and the generalizability of the results of a study? Finally, what hap- pens to sampling error as the size of the sample increases? Why?

    asked on January 25, 2012
  67. Grammar Check

    Can you please check this to see if my grammar is correct. Thank you :) Thank you for all that you have done & continue to do, for me. I wouldn't be where I'm at today, if it wasn't for all your help. I feel like I have improved so much, since the first

    asked on December 6, 2011
  68. Physics

    A cylinder of oxygen has a gauge pressure of 2000psi and a volume of 16L at 70 degrees F. If the oxygen is used as a constant flow rate of 2 L/minute, measured at 1 atm of pressure, how long will the tank last? Hint: Calculate the mass (grams) of oxygen in

    asked on April 18, 2011
  69. chemistry

    A helium atom weighs 6.65 X 10 to the negative 24 grams. How many helium atoms are contained in a 1.0 g sample?

    asked on April 16, 2011
  70. Physics

    What is the fundamental frequency, the first three overtones of an organ pipe that is 100cm in length ans is closed on one end and open on the other? Take the speed of sound to be 345 m/s.

    asked on April 6, 2011
  71. Physics

    If one machine creates a level of 90 decibels, what decibel level would be generated by 50 of these machines? If sounds are created at random, the net intensity is found by adding the individual intensities-not the decibels. Ignore distance effects.

    asked on April 6, 2011
  72. physics

    Human blood contains plasma, platelets, and blood cells. To separate the plasma from other components, centrifugation is used. Effective centrifugation requires subjecting blood to an acceleration of 2000g or more. In this situation, assume that blood is

    asked on August 31, 2011
  73. Physics

    A river 99.1 m wide flows toward the south at 31.5 m/min. A girl on the west bank wishes to reach the east bank in the least possible time. She can swim 99.1 m in still water in 1.80 min. What is her velocity relative to land? magnitude In what direction

    asked on February 2, 2011
  74. Physics

    A plane is headed due west with an air speed of 221 m/s. The wind blows south at 37.5 m/s. Find the velocity of the plane relative to the earth. The question asks for the magnitude which I found is 224 m/s. The question also asks for the

    asked on February 2, 2011
  75. Physics

    A man can row a boat at a speed of 4.40 km/h in still water. If he is crossing a river where the current is 2.45 km/h, in what direction should his boat be headed if he wants to reach a point directly opposite his starting point? I've tried 56.16 degrees

    asked on February 2, 2011
  76. math

    The length of the sides of a triangle are 6,14,and 10.If the shortest side of a similar triangle has length,then its perimeter is?

    asked on January 28, 2011
  77. Math (important!)

    We are doing a small group project and my group members and I are very confused. The project description: Using the variables provided below, you are working with your group to make a recommendation to the township directors. Currently we mow the grass

    asked on January 6, 2011
  78. physics

    suppose you exert 150N on your refrigerator and push it across the kitchen floor at constant velocity. a. is the friction force equal and opposite to your 200N push? explain b. does the friction force make up the reaction force to your push?

    asked on November 6, 2010
  79. Math

    Using factoring by grouping, how would you factor these out. 4t^2+3t-4t-3 3t^2-1t-3t+1

    asked on April 26, 2010
  80. Chem

    Hydrogen peroxide decomposes according to the following: H2O2--> H2O(l) + 1/2O2(g); deltaH = -98.2kJ Calculate the change in enthalpy, deltaH, when 1.00g of Hydrogen peroxide decomposes

    asked on November 19, 2009
  81. 6th grade Math

    Your brother pulls his sled up a hill. Each minute he moves forward 20 feet, but he also slides backward 3 feet. Describe how you can determine the time he needs to pull his sled 130 feet forward.

    asked on September 25, 2008
  82. chemistry

    Draw three repeating units of the condensation polymer made from ethanedioic acid and ethanediol.

    asked on May 11, 2008
  83. chemistry

    What type of linkage joins the nucleotides within a single DNA strand Is it a hydrogen bond?

    asked on May 10, 2008
  84. Algebra

    A drug trial is testing the effectiveness of two drugs, If 50 patients are given Drug A, 20 patients are given Drug B, and 100 patients are given a placebo, what is the probability that a patient will NOT be given a placebo? a. 10/17 b. 7/17 c. 5/17 d.

    asked on May 20, 2020
  85. Algebra

    You want to determine the number of text messages students at your school make in a month. You select 10 freshmen, 10 sophomores, 10 juniors, and 10 seniors to ask, a. random b. systematic c. stratified Would the answer be systematic

    asked on May 20, 2020
  86. Algebra

    A spinner is numbered 1-8. What are the ODDS of landing on a number greater than 5?

    asked on May 20, 2020
  87. Algebra

    You have the numbers 1–24 written on slips of paper. If you choose one slip at random, what is the probability that you will NOT select a number which is a multiple of 3? a. 2/3 b. 3/8 c. 1/3 d. 5/8

    asked on May 20, 2020
  88. Algebra

    A drug trial is testing the effectiveness of two drugs. If 40 patients are given Drug A, 80 patients are given Drug B, and 20 patients are given a placebo, what is the probability that a patient will receive drug B? a. 4/7 b. 6/7 c. 3/10 d. 1/5

    asked on May 20, 2020
  89. Algebra

    In a batch of 280 water purifiers, 12 were found to be defective. What is the probability that a water purifier chosen at random will be defective? Write the probability as a percent. Round to the nearest whole number percent if necessary. a. 11% b. 13% c.

    asked on May 20, 2020
  90. Algebra

    A construction company orders 2900 new light bulbs for a new office building. If the probability of a light bulb being defective is 1.9%, predict how many of the light bulbs are likely to be defective. Round your answer to the nearest whole number.

    asked on May 20, 2020
  91. Algebra

    In a batch of 280 water purifiers, 12 were found to be defective. What is the probability that a water purifier chosen at random will be defective? Write the probability as a percent. Round to the nearest whole number percent if necessary.

    asked on May 20, 2020
  92. Algebra

    A cell phone company orders 400 new phones from a manufacturer. If the probability of a phone being defective is 2.1%, predict how many of the phones are likely to be defective. Round your answer to the nearest whole number. I'm really sorry but I need

    asked on May 19, 2020
  93. Physics

    if the coefficient of static friction between a 55 kg box and the floor is 0.67 with what minimum horizontal force must it be pulled to get the to crate move

    asked on May 8, 2020
  94. Algebra

    A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = mc006-1.jpg0.04xmc006-2.jpg+ 5.8x + 4.9, where x is the horizontal distance, in meters, from the starting point on the roof and y is the

    asked on April 2, 2020
  95. algebra

    The height of a projectile fired upward is given by the formula s = v0t – 16t^2, where s is the height, v0 is the initial velocity and t is the time. Find the times at which a projectile with an initial velocity of 128 ft/s will be 176 ft above the

    asked on March 12, 2020
  96. algebra

    The height of a projectile fired upward is given by the formula s = v0t − 16t^2, where s is the height, v0 is the initial velocity, and t is the time. Find the time for a projectile to return to Earth if it has an initial velocity of 232 ft/s.

    asked on March 12, 2020
  97. math

    A sample of 4 balls is to be selected at random from an urn containing 18 balls numbered 1 to 18. Five balls are green, 6 balls are white, and 7 balls are black. (a) How many different samples can be selected? (b) How many samples can be selected that

    asked on February 29, 2020
  98. Research

    about how many Cherokees died of smallpox in1745

    asked on January 21, 2020
  99. Calculus

    I am trying to find the integral of e^(6x)sin(7x). Apparently, the answer is (6e^(6x)sin(7x) - 7e^(6x)cos(7x))/85) + C and achieving the answer is mostly understandable since it involves integrating the function in parts... that is until I get to this

    asked on October 7, 2018
  100. Math

    A $10,000 loan is to be amortized for 10 years with quarterly payments of $349.72. If the interest rate is 7%, compounded quarterly, what is the unpaid balance immediately after the sixth payment? (Round your answer to the nearest cent.)

    asked on October 4, 2017

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