At a pastry shop, a bag of muffins is sold at $11. For every $20 spent, a customer is given 3 free hongbao packets. Mrs Eric bought 4 bags of muffins.
- How much did Mrs Eric pay?
- How many hongbao packets did she get?
(a)
Amount paid for 4 bags of muffins
= 4 x 11
= $44
(b)
Number of sets
= 44 ÷ 20
= 2 r 4
Maximum number of sets = 2
Number of hongbao packets that Mrs Eric got
= 2 x 3
= 6
Answer(s): (a) $44; (b) 6