At a supermarket, a box of biscuits is sold at $13. For every $20 spent, a customer is given 2 free hongbao packets. Mrs Jeremy bought 6 boxes of biscuits.
- How much did Mrs Jeremy pay?
- How many hongbao packets did she get?
(a)
Amount paid for 6 boxes of biscuits
= 6 x 13
= $78
(b)
Number of sets
= 78 ÷ 20
= 3 r 18
Maximum number of sets = 3
Number of hongbao packets that Mrs Jeremy got
= 3 x 2
= 6
Answer(s): (a) $78; (b) 6