At a bakery, a bag of tarts is sold at $15. For every $30 spent, a customer is given 2 free keychains. Mrs Charlie bought 5 bags of tarts.
- How much did Mrs Charlie pay?
- How many keychains did she get?
(a)
Amount paid for 5 bags of tarts
= 5 x 15
= $75
(b)
Number of sets
= 75 ÷ 30
= 2 r 15
Maximum number of sets = 2
Number of keychains that Mrs Charlie got
= 2 x 2
= 4
Answer(s): (a) $75; (b) 4