Question

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Sandy had one hundred fifty - five dollars to spend on eight books. After buying them she had eleven dollars. How much did each book cost?

Answer 1

155 minus the 11 she still had means she spent 144.

144 divided by 8 books comes to $18 per book, on average.

Answer 2

Each book costs $18.

Explanation:

$155 - 11 = $144 left

$144/8 books = $18 per book

Hope this helps!