Question

If 9 exercise books cost
$540.00. how much will
14 of such cost?​

Answer 1

$840

Explanation:

`(14)/(9): (y)/(540)`

y × 9 = 540 × 14

9y = 7560

9y ÷ 9 = 7560 ÷ 9

y = 840

Answer 2

$840 dollars

Explanation:

Divide 540 by 9 to get the cost of 1 book then multiply it by 14