kierraw101 kierraw101

31-10-2017
Mathematics

contestada

Paperback book cost $0.50
Hardback book cost $0.75 each

If 12 books were purchased for a total of $6.75, how many paperback books were purchased?

Respuesta :

31-10-2017

9 paperback books were purchased

Answer Link

asianjeffy asianjeffy

31-10-2017

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

Answer Link

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