At a shop, a bag of wafers is sold at $17. For every $20 spent, a customer is given 3 free sweets. Mrs Tim bought 4 bags of wafers.
- How much did Mrs Tim pay?
- How many sweets did she get?
(a)
Amount paid for 4 bags of wafers
= 4 x 17
= $68
(b)
Number of sets
= 68 ÷ 20
= 3 r 8
Maximum number of sets = 3
Number of sweets that Mrs Tim got
= 3 x 3
= 9
Answer(s): (a) $68; (b) 9