PSLE Luke and Vanessa bought some banana doughnuts. Each of them paid $23.80. Vanessa bought 3 more banana doughnuts as she used a 15% discount coupon.
- How many banana doughnuts did Vanessa buy?
- How much did Luke pay for 1 banana doughnut?
(a)
The 15% discount is the savings that Vanessa enjoyed. She used her savings to buy 3 more banana doughnuts.
15% → 3
1% →
315100% →
315 x 100 = 20
Number of doughnuts that Vanessa bought = 20
(b)
Number of doughnuts that Luke bought
= 20 - 3
= 17
Amount that Luke paid for 1 banana doughnut
= 23.80 ÷ 17
= $1.40
Answer(s): (a) 20; (b) $1.40