PSLE Archie and Sabrina bought some apple doughnuts. Each of them paid $100.80. Sabrina bought 8 more apple doughnuts as she used a 10% discount coupon.
- How many apple doughnuts did Sabrina buy?
- How much did Archie pay for 1 apple doughnut?
(a)
The 10% discount is the savings that Sabrina enjoyed. She used her savings to buy 8 more apple doughnuts.
10% → 8
1% →
810100% →
810 x 100 = 80
Number of doughnuts that Sabrina bought = 80
(b)
Number of doughnuts that Archie bought
= 80 - 8
= 72
Amount that Archie paid for 1 apple doughnut
= 100.80 ÷ 72
= $1.40
Answer(s): (a) 80; (b) $1.40