Adam has some money to buy 9 stickers
but he buys only 3 stickers and has $30 left.
- How much does each sticker cost?
- How much money does he have?
(a)
Number of stickers that Adam has not bought
= 9 - 3
= 6
Cost of 6 stickers = $30
Cost of 1 sticker = 30 ÷ 6 = $5
(b)
Amount that Adam has
= Cost of 9 stickers
= 9 x 5
= $45
Answer(s): (a) $5; (b) $45