3 years ago

Paperback book cost $0.50

2 answers:

4 0

9 paperbacks will be sold since
9 x 0.50 = 4.50
Because you bought 9 books you have to buy 3 more hardback books so:
3 x 0.75 = 2.25
2.25 + 4.50 = 6.75

Katen [24]3 years ago

3 0

9 paperback books were purchased

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