Question

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?

Answer 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.

Answer 2

Correction:

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

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

Answer 3

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Answer 4

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