PSLE Zane and Penelope bought some banana doughnuts. Each of them paid $68.40. Penelope bought 4 more banana doughnuts as she used a 10% discount coupon.
- How many banana doughnuts did Penelope buy?
- How much did Zane pay for 1 banana doughnut?
(a)
The 10% discount is the savings that Penelope enjoyed. She used her savings to buy 4 more banana doughnuts.
10% → 4
1% →
410100% →
410 x 100 = 40
Number of doughnuts that Penelope bought = 40
(b)
Number of doughnuts that Zane bought
= 40 - 4
= 36
Amount that Zane paid for 1 banana doughnut
= 68.40 ÷ 36
= $1.90
Answer(s): (a) 40; (b) $1.90