At a stall, a bag of biscuits is sold at $10. For every $30 spent, a customer is given 2 free hongbao packets. Mrs Carl bought 8 bags of biscuits.
- How much did Mrs Carl pay?
- How many hongbao packets did she get?
(a)
Amount paid for 8 bags of biscuits
= 8 x 10
= $80
(b)
Number of sets
= 80 ÷ 30
= 2 r 20
Maximum number of sets = 2
Number of hongbao packets that Mrs Carl got
= 2 x 2
= 4
Answer(s): (a) $80; (b) 4