# word problem(algebra)

a magazine costs half as much as a book.The book costs \$p.A pen costs \$2 more than the magazine.
(a) how much is the pen in terms of p?
(b) if the book costs \$5,how much is the pen?

1. 👍 1
2. 👎 0
3. 👁 1,181
1. Cost of book = \$P.
Cost of mag. = \$P/2.

a. Cost of pen = P/2 + 2 = 5P/2 = 2.5P.

b. Cost of pen = 2.5P = 2.5 * 5 = \$12.50.

1. 👍 1
2. 👎 1
2. Correction:

a. Cost of pen = P/2 + 2.

b. Cost of pen = 5/2 + 2 = \$4.50.

1. 👍 2
2. 👎 0
3. j8juu8hngt7vfru8u8u8u8u8u8u8u8u8u8u8u8u8u8o

1. 👍 0
2. 👎 2
4. yeeteiweowwopqgruqr0q\

gqregrgq

1. 👍 0
2. 👎 2

## Similar Questions

1. ### Calculus

A farmer wants to build a rectangular pen and then divide it with two interior fences. The total area is to be 2484ft^2. The exterior fence costs \$18.00 per foot and the interior fence costs \$16.50 per foot. Find the dimensions of

2. ### Finance

Personal Finance school can you check my answers? 1. The two components of are variable costs and fixed costs. Entire cost Total cost* Complete cost Required cost 2. What is the margin of safety? How much sales can fall before a

3. ### Math

A pencil costs \$3.50 and a pen costs \$6.70. Jessica bought m pens. She also bought 4 fewer pencils than pens. Write an algebraic expression for the total amount she spent. The answer supposed to be 6.70m + 3.5 (m-4). I got

4. ### Economics

PROBLEM SOLVING 1: "ANDREA'S SOFTWARE BUSINESS" I. Complete the following table: DO THE MATH Data Number of Programs Total Fixed Costs Total Variable Costs Total Costs Marginal Costs Average Fixed Costs Average Variable Costs

1. ### math

The marker costs 13 as much as the pen. The pen costs 13 as much as the book. The book costs 13 as much as the game. The price of the marker is what fraction of the price of the game?

2. ### math

The cost of printing the first fifteen hundred copies of a book is \$1500. It costs y dollars to print each subsequent copy. The cost of printing the first 7500 copies of the book is \$7080. Find Y. Please explain how to solve it.

3. ### Math

you buy 3 books that each cost the same amount and a magazine all for 59.99.You know that the magazine costs 1.99. How much does each book cost?

4. ### math

Christina Dwyer is searching for a new job. She lives in Shreveport, Louisiana, and has interviews in Barrow, Alaska; Tucson, Arizona; and Rochester, New York. The cost of one-way flights between these four cities is as follows:

1. ### math

A book store bought 160 copies of a book for \$4,000. How much money will they loose if they give away 2 books. show in ratio table form. Every book costs \$25 so the store would loose \$50 but how do you put that in a ratio table?

2. ### math

Richard went shopping and bought a pen, a book and a magazine. The magazine cost ¼ of a book. The pen cost 1/3 of the magazine. If he spent 734.40 pesos, how much did he spend for the pen?

3. ### algebra

April buys 8 books for \$44.1 paper back book costs\$4 and 1 hard back book costs \$8. how many of each did she buy? (use an equation to solve) p ---> paperback books h ---> hardcover books use these equations to solve p + h = 8 4p +

4. ### accounting

"Harris Company manufactures and sells a single product. A partically completed schedule of the company's total and per unit cost over the relevant range of 30,000 to 50,000 per units produced and sold are: United produced and