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15 votes
A customer buys 5 books at a bookstore for a total cost of $65. If all the books cost the same amount, how much does 3 book cost?

2 Answers

3 votes

Explanation:

first divide to know the cost of one book then multiple the result in 3

65 = 13

5

so,13 is the cost of one book

13x3=39

the answer is 39

User Pete Koomen
by
9.1k points
7 votes

Answer:

$39

Explanation:

If 5 books cost $65, the we need to find the cost of one book

So:

65 / 5 = $13 per book

Then you want to know how much 3 books cost

So:

13 * 3 = $39

It will cost $39 for 3 books

User Alexander Langer
by
8.3k points

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