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Fractions and Percentages

Compounding interest and calculating the amount of money returned

The formula for calculating the amount of money returned for an initial deposit money into a bank account or CD (Certificate of Deposit) is given by A is the amount of returned. P is the principal amount initially deposited. r is the annual interest rate (expressed as a decimal). n is the compound period. t is the number of

Fractions and decimals

1. An ad for a computer printer stated that you could buy the printer for only \$280.00, or 80 % of the original price . What was the original price of the printer? 2. After 35 minutes Hayden had completed 7/10 of his math test. If he has a total of 55 minutes to complete the test, do you think he will finish on time?

Irrationality of Pi-Squared and Repeating Decimals

1. Show that (pi)^2 is irrational 2. Write 12.999 as a fraction. 3. Explain why the ratio of 2 integers must always be a repeating decimal? 4. Suppose that you have a set, if you remove some things from the set, will the remaining things always contain fewer items in it than the original set? If so, why? If not, show

How many units should be shipped from each plant to each region distribution center? What is the total cost for this?

Note: Please review the PowerPoint Slides using the link below for the next two problems: http://wps.prenhall.com/bp_render_qam_9/0,11119,2557508-,00.html An air conditioning manufacturer produces room air conditioners at plants in Houston, Phoenix, and Memphis. These are sent to region distributors in Dallas, Atlanta, and

Retail mathematics sales percentage

The buyer of women's gloves currently has an average inventory of \$20500, with an annual turnover rate of 4.0. Because this rate of stock turn is below the industry average, a 7.82% increase in turnover is sought. Assuming a constant level of inventory, calculate the percentage increase in sales necessary to produce a 7.82% incr

Monte carlo simulation problem

Clark Property Management is responsible for maintenance, rental, and day-to-day operation of a large apartment complex on the east side of New Orleans. George Clark is especially concerned about the cost projections for replacing air conditioner compressors. He would like to simulate the number of compressor failures each yea

Perform the Indicated Operation

TWO PROBLEMS 3 3 ____ - _______ x-1 X 2 6X-12 ____ . __________ X-2 14

Simplifying complex fractions

2 1 ___ + ______ x x- 2 ____________ 1 3 _____ -_____ x-2 x

Simplify each complex fraction

6 8 _________ - __________ a^2 +5a + 6 a + 2 _________________________ 2 4 ________ - __________ a+3 a+2

Perform the indicated operation

Perform the indicated operation 4ab divided by 1/2a^4 Find the least common denominator for each group of denominators X^2-9, x^2 + 6x + 9

Simplifying Expressions

Simplifying a complex fraction. Reduce to lowest terms. See attached file for full problem description.

Perform the indicated operation, reduce to lowest terms

B^2 ___ - c 4a second problem y ___ + 2y 4

Explain 5x squared over 1 times 15 over 2x

Explain 5x squared over 1 times 15 over 2x

David rented a truck for one day.

David rented a truck for one day. There was a rental fee of \$20.99 , and there also was a charge of 19 cents for each mile. David paid \$49.30 when he returned the truck. For how many miles did he drive the truck?

Solving for X in Fraction Based Equations

Solve for X . Write your answer as a fraction in the simplest form. 1/2x + 5/6 = -9/4

Converting fractions to decimals and percents

Convert each given fraction, decimal or percent into its other two forms. 5/8

Rationalizing Denominators

Rationalize the denominator: 1/(1+sqrt(3)-sqrt(5))

Dilution and Percentages Problem

A restaurant manager has 2 liters of white wine that is 12% alcohol. How many liters of grape juice should he add to get a drink that is 10% alcohol? I've got it this far but, can's break it down farther. Can you break it down and explain how you did it? 2(0.12) + x(0)= 0.10(2 + x)

Simplifying complex fractions

3 1 ----- - ------- xy 3y ----- - ------- 1 3 ----- - ------- 6x 5y

Financial Accounting

1) What are the differences among valuation, depreciation, amortization, and depletion? Is it appropriate to calculate depreciation using two different methods? Why or why not? Which depreciation method gives you the highest depreciation expense in the first year? Why? 2) Why would you use the percentage of sales method of ca

Fraction addition - single rational expressions

Write the following as a single rational expression y^3 2at^3 ----------- + -------------- 6a^3 d 9d^2 k^3

Express the following compound fraction in lowest terms.

12p^3 q ------------ 7mn^2 ------------ 3p^4 q^2 ------------- 14n^3

Financial Accounting - Exercise 8.6A

PROBLEM 8.6A Effects of Inventory Errors on Earnings The owners of Hexagon Health Foods are offering the business for sale. The partial income statements of the business for the three years of its existence are summarized below. (see attached) In negotiations with prospective buyers of the business, the owners of Hexagon

Solve the proportion

C + 3/ c -1 = c + 2/ c - 3

Find vertical asymptote

(See attached file for full problem description) Find the vertical asymptote: f (x) = __5__ x - 3

Percentages Word Problem

One employee of a retail electronics store is paid a base salary of \$1500 a month plus a 1% commission on sales she makes during the month. What were her sales last month if she earned a total of \$1741.92 ?

Solving Logarithms Evaluation

1. Evaluate logarithm. Round results to 3 decimal places. 2. Approximate logarithm using properties of logarithms, given log b^2 = 0.3562, logb^3 =0.5646 and log b^5 = 0.8271 3. Find exact value of logarithm 4. using properties of logarithms to expand express as a sum, difference, and/or

Calculate the break-even product value of using Express Mail (overnight delivery) versus Parcel Post (three-day delivery) for sending a package from Peoria, Illinois to Memphis, Tennessee. The following table contains the appropriate costs. Assume that inventory carrying cost is 25 percent per year of the product value and that there are 365 days in a year.

Calculate the break-even product value of using Express Mail (overnight delivery) versus Parcel Post (three-day delivery) for sending a package from Peoria, Illinois to Memphis, Tennessee. The following table contains the appropriate costs. Assume that inventory carrying cost is 25 percent per year of the product value and that

To find the amount invested

Bob invested \$22,000, part at 18% and part at 14%. If the total interest at the end of the year is \$3,360, how much did he invest at 18%?

Statistics: Regression Equation

** Please see the attached file for the complete problem description ** Two experts provided subjective lists of school districts that they think are among the best in the county. For each school district the average class size, the combined SAT score, and the percentage of students who attended a four-year college were prov