1. chemistry

    What volume of 15.00 M CaCl2 solutions is needed to make 3.000 gallons of 5.500 M CaCl2 solution ?
  2. Math

    Tiffany purchased a $10,000, 13-week Treasury bill that's paying 2.25%. What is the effective rate on this T-bill? A. 2.26% B. 2.2% C. 2.0% D. 2.7%
  3. Math pre algebra

    375.907 to nearest tenths. 380.000 or 375.9 Can someone please explain
  4. Early Childhood

    A preschooler with a vocabulary of about 4,000 words would be considered: A. a slow developer. B. advanced. C. very advanced.
  5. MATH I NEED HELP

    $24,000 is invested for 3 years with an APR of 2% and daily compounding. Balance in the account after 3. years is $ ___
  6. Personal Finance

    33,000 was just deposited in an account paying 10% interest, the money will be there for 7 yrs. How much will be in the account in 7yrs
  7. I NEED MATH HELP

    $24,000 is invested for 3 years with an APR of 2% and daily compounding. Balance in the account after 3. years is $ ___
  8. algebra

    if someone withdrew $237 from savings account that totaled $3,000 what percent of money is left in the account?
  9. math

    how much needs to be saved weekly in order to have $30,000 in 5 years in an account that pays 6% compunded weekly? I need the formula.
  10. Math

    A $20,000 deposit was placed in a bank paying 5.75% interest compounded quarterly. After 12 months, how much interest was earned.
  11. math

    simple form 3 ¾ / 60,000= 41 ½ / 3 ¾ A computer can excute 36 instructions per microscecond. How many instructions can it execute in 4 min?
  12. Math

    one of the valves on the hoover dam releases 40,000 gallons of water per second. what is the rate in gallons per minute?
  13. Calc

    a fast food place sells 425 large orders of fries per week at price $2.75 each. A market survey indicates that for each $0.10 decrease, sales will increase by 20 orders of fires a) Determine the ,marginal revenue function b) With what price with marginal revenue be equal to ...
  14. 3rd grade

    write a six-digit number in which the digit 4 has the value of 40,000
  15. math

    what is a five digit number less than 25,000 if each digits' value is one less than the digit to its right and is divisible by two and four
  16. Phyiscs

    A 40,000 kg jet has a force of 3.9×10^3 newtons. what is the acceleration of the jet
  17. statistics

    The mean annual income of employees who took a statistics course is greater than $60,000.
  18. Math

    A suitcase has a mass of 12,000 grams. What is the mass in kilograms? I say 12
  19. Physics

    A motor does 5,000 of work in 20 seconds what is the power of the motor
  20. Finance

    How much is a 9 month CD worth that started out at $1,000.00 at 4.40% worth after 15 years
  21. math

    If I borrow $60,000 at 5.5% interest for a year, how much interest will I pay?
  22. math

    mystery number it is a number greater than 3,000 and less than 3,200
  23. math

    A computer is sold for P2,000 when the markup is 60% of cost. What is the cost?
  24. Math

    If you put $5,000/ year into an IRA and get 4% per year, what would you have after 40 years?
  25. Math

    Satelite orbits vary in their distance from the earth. Orbits can be anywhere from 252,800 to 35,200,000 yards. What is the greatest distance between satelite orbits? Round to the nearest ten thousand to estimate. For problem 3, find the exact difference
  26. Finance

    Investment X offers to pay you $6,000 per year for nine years, whereas Investment Y offers to pay you $8,000 per year for six years. If the discount rate is 5 percent, Investment X has a present value of ? and Investment Y has a present value of ?. If the discount rate is 15 ...
  27. algebra

    A contestant on a game show must guess the price of a new car. The contestant will win if his guess is within $1000 of the price of the car. If the price of the car is $24,995 and the contestant's guess is represented by g, what absolute value inequality represents this situation
  28. financial accounting

    Connection Station, an internet café, had the following operating activities during the month of May: 1. Bought 800 in jump drives and disks, which are available for resale from Office Depot on credit 2. Paid 900 in utilities for the month of may 3. Paid 2000 rent for the ...
  29. quantitative techniques

    a countrywide estate agency specializes i selling commercial ventures. their records show that the mean selling time is less than 90 days. because of recent economic conditions, they believe that the mean selling time is now greater than 90 days. a countrywide survey of 100 ...
  30. math

    1000 tickets for prizes are sold for 42 each. Seven prizes will be awarded-one for $400, one for $200, and five for 450. steven purchases one of the tickets. find the expected value and find the fair price of the ticket.
  31. statistics

    Times for a surgical procedure are normally distributed. There are two methods. Method A has a mean of 28 Minutes and a standard deviation of 4 minutes, while B has a mean of 32 minutes and a standard deviation of 2 minutes. a)which procedure is preferred if the procedure must...
  32. stats

    Our students were asked to rate their admiration of Hillary Rodham Clinton on a scale of 1 to 7. They were asked to rate their Jennifer Lopez and Venus Williams on a scale of 1 to 7. The mean rating of Clinton was 4.06 with a standard deviation of 1.70. The mean rating of ...
  33. stats

    Our students were asked to rate their admiration of Hillary Rodham Clinton on a scale of 1 to 7. They were asked to rate their Jennifer Lopez and Venus Williams on a scale of 1 to 7. The mean rating of Clinton was 4.06 with a standard deviation of 1.70. The mean rating of ...
  34. math

    A debt of $3,000 will mature in three years’ time. Find a)The present value of this debt b)The value of this debt at the end of the first year c)The value of this debt at the end of four years Assuming money is worth 14% compounded semi-annually.
  35. Math

    A loan of $1,000 is due in 1 year with simple interest at 14 ½% per annum. The debtor pays $200 in 3 months and $400 in 7 months. Find the balance due in 1 year to repay the loan.
  36. math

    Shane invests $7,000 in bonds that earn simple interest of 3%. The interest is payable at the maturity of the bonds after 5 years. Find the total amount that Shane will receive at the end of 5 years
  37. Algebra

    Mr. and Mrs. Abdullah invest a total of $10,000 in two savings accounts. One account pays 5% interest and the other 6%. Find the amount placed in each account if the accounts receive a total of $540 in interest after one year.
  38. math

    Shane invests $7,000 in bonds that earn simple interest of 3%. The interest is payable at the maturity of the bonds after 5 years. Find the total amount that Shane will receive at the end of 5 years.
  39. statistics

    A couple considering a mortgage of $100,000 have a choice of loans. One loan is an 8% loan for 20 years, and the other loan is at 8% for 30 years. Find the amount of interest that the couple can save by choosing the 20-year loan.
  40. math

    Describe the distribution of sample means (shape, expected value, and standard error) for samples of n  36 selected from a population with a mean of μ  100 and a standard deviation of   12.
  41. accounting

    The Mountain View Senior Adult Program (MVSAP) is interested in starting a visiting nurse program. The program would use licensed practical nurses to make home visits once a week to full-pay clients in the community. The MVSAP will treat the visiting nurse program as a profit ...
  42. Algebra (word problems)

    1) a small pipe can fill a tank in 16 min more time than it takes a large pipe to fill the same tank. Working together, both pipes can fill the tank in 6 min. How long would it take each pipe working alone to fill the tank? 2) a car travels 240 mi. a second car, travelling 12 ...
  43. math help

    in 2003 brijesh paid a tax of 20% of his salary. in 2004 his salary increased by 93×3/4 % and the tax scheme changed. under the new tax scheme he had to pay a fixed sum of rs.1000 and an additional 20% on the amount above rs 10000. his salary in 2004 was more than rs 10000 ...
  44. calculus

    Elasticity a) Find the elasticity of the demand function q + 2p = 5000 when p = $1000, and q = 3000. b) How would revenue be affected by a price increase?
  45. Finance

    A 10-year bond has a coupon rate of 7% annually and a principal payment of $1,000.0. Other similar bonds are paying 9% annually. To determine the value of the bond you must find the interest factors, IF. at: A. 9% for 10 periods B. 9% for 20 periods C. 4.5% for 20 periods D. 4...
  46. math

    A company uses the function C(x)= 20.50x+2000, where C is the cost and x is the number of units it produces, to determine its daily costs. Find the inverse of the function and determine how many units are produced when the cost is $625,000.
  47. Probability

    A 30 year old can buy $25,000 life insurance for $15/month. If the probability that the 30 year old will die is 0.14% find the insurance companies expected profit for the policy. (I want this in terms of their annual expectation-not monthly expectation)
  48. Statistic

    Twenty students assigned to an experimental group receive 30 in a control group has a mean of 38 on the test (with an estimated population standard deviation of 3); the control group has a mean of 35 (with an estimated population standard deviation of 5). Using the .05 level, ...
  49. calculus

    Two cars, one traveling north and one traveling west, collide at an intersection.The resulting momentum of the two cars together after the collision is 32 000 kg . m/s N30degreesW. Find the momentum of each car before the collision.
  50. MATH

    The value V of a machine t years after it is purchased is inversely proportional to the square root of t+2. The initial value of the machine is $10,000. Find the rate of depreciation when t=5 . Round your answer to two decimal places. A. -381.80 PER YEAR B. -1889.82 PER YEAR C...
  51. math

    what formulas do i use for this: Investments Suppose $10,000 is invested at an annual rate of 5% for 10 years. Find the future value if interest is compounded as follows. A) Annually B) Quarterly C) Monthly D)Daily (365 days) A) 10000*(1+.05)^10 B) 10000*(1+.05/4)^40 C) 10000...
  52. PSY/315

    For the following scores, find the (a) mean, (b) median, (c) sum of squared deviations, (d) variance, and (e) standard deviation: 2, 2, 0, 5, 1, 4, 1, 3, 0, 0, 1, 4, 4, 0, 1, 4, 3, 4, 2, 1, 0
  53. statistics

    The same calculus exam has a normal distribution with a mean of 76 and a standard deviation of 6. Find the percentage of students that scored between 65 and 90.
  54. Statistics

    For a distribution in which the mean is 100 and the standard deviation is 12, find the following: the percentile of a score of 106. How do I do this, I am completely lost.
  55. Math (Statistics)

    I am to find the mean, variance, and standard deviation for the probability distribution. I don't even know where to start. Here is the problem x P(x) 0 0.19 1 0.32 2 0.28 3 0.21
  56. stats

    1. Find the sample variance and standard deviation 6, 53,11,49,35,26,28,28,31,31 s squared = (round to the nearest hundredth as needed)
  57. Math (Statistics)

    I am to find the mean, variance, and standard deviation for the probability distribution. I don't even know where to start. Here is the problem x P(x) 0 0.19 1 0.32 2 0.28 3 0.21
  58. Statistics

    The mean score on the first calculus exam was 55%. The standard deviation was 7%. Find the smallest interval about the mean that must contain at least 83% of the scores. heeellllppppp
  59. stats-please help

    repost MEAN=10 & STANDARD DEVIATION =2. FIND THE PROBABILITIES: 9.4 less than X less than 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358
  60. statistics math

    MEAN ƒÊ=10 & STANDARD DEVIATION ƒÐ=2. FIND THE PROBABILITIES: 9.4 Ú X Ú 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358
  61. statistics

    The Graduate Record Exam (GRE) has a combined verbal and quantitative mean of 1000 and a standard deviation of 200. Scores range from 200 to 1600 and are approximately normally distributed. What percentage score above 1300? What percentage score above 800? What percentage ...
  62. math

    If $20,000 is invested in a savings account offering 3.5% per year, compounded continuously, how fast is the balance growing after 4 years? (Round your answer to the nearest cent.) $ 1 per yr
  63. Math help please!

    Mrs. Miller sells a house for $179,000. If she earns a commission of 6%, how much money does she earn? Write a porportion and show your work. Can someone help Me understand how I would solve this? Thanks!
  64. business

    The Garcia Company’s bonds have a face value of $1,000, will mature in 10 years, and carry a coupon rate of 16 percent. Assume interest payments are made semiannually.
  65. 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.)
  66. Physics

    In the process of digitising sound an audio signal made of a range of frequencies no higher than 18khz can be correctly represented using a sample rate of 40 000 samples per second is this right ??? I think it is .. Thanks
  67. ALGEBRA

    Determine the comparable interest rate for a $70,000 loan when the quoted information is 10.2% + 0.5 pt + $200. (Round your answer to two decimal places.) Just need the steps to solve this problem.
  68. Math

    to establish a college fun, what lump sum must be deposited in order to have $30,000.00 in the fund at the end 0f 15 years? Assume a 7.5% interest rate, compounded monthly
  69. math

    Determine the comparable interest rate for a $50,000 loan when the quoted information is 11.8% + 0.5 pt + $300. (Round your answer to two decimal places.) 1 % I don't understand how to do this problem
  70. Algebra

    You invest $5,000 at a 12% annual return that is compounded quarterly. That means that your interest earned is calculated and added to your account 4 times a year. When would your investment double in value?
  71. Algebra

    I have no idea how to even begin writing this out. I need help desperately. A student deposits $6,000 in a savings account with x% continuously compounded interest. How many years must he wait until the balance has doubled?
  72. math-- one question

    Suppose we know that we need $36,000 of realized income each year to cover all of our expenses. What is the minimum amount we should make per hour if we know we can work at a job at least 38 hours per week.
  73. Finance

    Moore Money Inc. has a profit margin of 11% and a retention ratio of 70%. Last year, the firm had sales of $500 and total assets of $1,000. What is the internal growth rate?
  74. math

    Three men, A,B and C upon forming a partnership, invest $1,800, $2,500 and $4,000 respectively. The net profits at year's end amounted to $415. How many dollars should B's share the profit be?
  75. math

    Enrique’s parents want to save for his education. On his 12th birthday, they deposit $6,000 in a savings account that pays 5% simple annual interest. What will the balance be when he turns 18?
  76. math for business and finance

    What sinking fund payment would be required at the end of each three-month period, at 8% interest compounded quarterly, in order to amount to $20,000 within 5 years?
  77. business math

    Jen purchased a condo in Naples Florida for $699,000. She put 20% down and financed the rest at 5% for 35years. What are Jens total finance charge?
  78. math for busness and finance

    what sinking fund payment would be required at the end of each six-month period, at 12% interest compounded semiannually, in order to amount to $40,000 within four years?
  79. Math

    A child invest $20,000 n a bond that pays 8% interest rate compounded semi-annually. How much money will there be in 18 yrs. (20000*(1+(0.082))^(2*18)=82078.65 Is this correct
  80. finance

    A firm has decided to borrow $500,000 on a 10% add-on basis, payable in 8 end-of-month installments. What would the nominal annual percentage rate on the loan be.
  81. Accounting 2

    Coldfoot Corp. estimates that its 20-1 income tax will be $74,000. Based on this estimate, it will make four quarterly payments of $18,500 each on April 15, June 15, September 15, and December 15.
  82. math

    f $20,000 is invested in a savings account offering 3.5% per year, compounded continuously, how fast is the balance growing after 4 years? (Round your answer to the nearest cent.) $ 1 per yr
  83. chemistry

    Answer the following math questions focusing on significant figures a. 45.3L x 10 mol/L = b. 67.894 g ÷ 2.56 L = c. 45.3m + 12.344m + 1000m – 1.34m = d. 35cm + 8.3m + 75.341 km + 80,000 mm = e. (43.7m + 39.3cm) ÷ 25.332 m/s =
  84. math

    Three men, A, B, and C upon forming a partnership, invest $1,800, $2,500 and $4,000 respectively. The net profits at year's end amounted to $415. How many dollars should B's share of the profit be?
  85. math

    Below are the median prices of homes sold in 2009, by region of the country. South 158,300 Northeast 248,800 Midwest 139,500 West 243,200 U.S. 180,100 The median selling price of a home in the South was approximately what fraction of the median selling price of a home in the ...
  86. Statistics

    I have a question that involves explaining what is wrong in each of the following situations: (a) A random sample of size 20 is taken from a population that is assumed to have a standard deviation of 12. The standard deviation of the sample mean is 12/20. (b) A researcher ...
  87. Word Problem

    The mean arrival rate of flights at O’Hare Airport in marginal weather is 195 flights per hour with a historical standard deviation of 13 flights. To increase arrivals, a new air traffic control procedure is implemented. In the next 30 days of marginal weather the mean ...
  88. Probability

    Let X be a continuous random variable. We know that it takes values between 0 and 3, but we do not know its distribution or its mean and variance. We are interested in estimating the mean of X, which we denote by h. We will use 1.5 as a conservative value (upper bound) for the...
  89. chemistry

    #1 A pipet delivers 10.5, 10.3, 10.9 and 10.7 ml (a) find the mean volume and deviation from the mean for each and calculate the average deviation from the mean (b) calculate the relative deviation (in %) for this set of data. Relative deviation (%) = (average deviation from ...
  90. chemistry

    #1 A pipet delivers 10.5, 10.3, 10.9 and 10.7 ml (a) find the mean volume and deviation from the mean for each and calculate the average deviation from the mean (b) calculate the relative deviation (in %) for this set of data. Relative deviation (%) = (average deviation from ...
  91. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the number of errors on ...
  92. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the number of errors on ...
  93. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the number of errors on ...
  94. Statistics

    The coding department of a large physician clinic is interested in purchasing a software program that will edit claims before they are sent out to billing. The license fee for the software costs $34,000 per year. The software is expected to reduce the number of errors on ...
  95. Statistics

    Hello I need help solving a statistics problem and have no idea where to start. Can anyone help? In a recent national survey, the mean weekly allowance for a nine-year-old child from his or her parents was reported to be $3.65. A random sample of 45 nine-year-olds in ...
  96. math

    Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?#########To my side,i solved like this tell me whether i am correct or not...
  97. MATH

    Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?******************To my side,i solved like this tell me whether i am ...
  98. MATH

    Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?******************To my side,i solved like this tell me whether i am ...
  99. Math 3 grd

    How do I find the area and the volume of a prism using base-10 blocks? well, the area is found by multiplying length x width. so it would be 10 x 10, which equals 100. The volume, however, isn't much more work to find the answer. Volume=length x width x height... which means ...
  100. Economics (inflation)

    Hello! Could someone please check my answers for the first 2 problems and help me out with the 3rd? Thanks! 1. If the CPI in 1863 was 9 and the CPI in 2000 was 171.9, how much has inflation increased (%) since 1863? I used the inflation rate equation and got a 1898.89% ...
  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. 16
  18. 17
  19. 18
  20. 19
  21. 20
  22. 21
  23. 22
  24. 23
  25. 24
  26. 25
  27. 26
  28. 27
  29. 28
  30. 29
  31. 30
  32. 31
  33. 32
  34. 33
  35. 34
  36. 35
  37. 36
  38. 37
  39. 38
  40. 39
  41. 40
  42. 41
  43. 42
  44. 43
  45. 44
  46. 45
  47. 46
  48. 47
  49. 48
  50. 49
  51. 50
  52. 51
  53. 52
  54. 53
  55. 54
  56. 55
  57. 56
  58. 57
  59. 58
  60. 59
  61. 60
  62. 61
  63. 62
  64. 63
  65. 64
  66. 65
  67. 66
  68. 67
  69. 68
  70. 69
  71. 70
  72. 71
  73. 72
  74. 73
  75. 74
  76. 75
  77. 76
  78. 77
  79. 78
  80. 79
  81. 80
  82. 81
  83. 82
  84. 83
  85. 84
  86. 85
  87. 86
  88. 87
  89. 88
  90. 89
  91. 90
  92. 91
  93. 92
  94. 93
  95. 94
  96. 95
  97. 96
  98. 97
  99. 98
  100. 99
  101. 100