At a shop, a box of tarts is sold at $14. For every $30 spent, a customer is given 2 free keychains. Mrs Carl bought 8 boxes of tarts.
- How much did Mrs Carl pay?
- How many keychains did she get?
(a)
Amount paid for 8 boxes of tarts
= 8 x 14
= $112
(b)
Number of sets
= 112 ÷ 30
= 3 r 22
Maximum number of sets = 3
Number of keychains that Mrs Carl got
= 3 x 2
= 6
Answer(s): (a) $112; (b) 6