PSLE Ian and Abi bought some banana tarts. Each of them paid $67.20. Abi bought 7 more banana tarts as she used a 20% discount coupon.
- How many banana tarts did Abi buy?
- How much did Ian pay for 1 banana tart?
(a)
The 20% discount is the savings that Abi enjoyed. She used her savings to buy 7 more banana tarts.
20% → 7
1% →
720100% →
720 x 100 = 35
Number of tarts that Abi bought = 35
(b)
Number of tarts that Ian bought
= 35 - 7
= 28
Amount that Ian paid for 1 banana tart
= 67.20 ÷ 28
= $2.40
Answer(s): (a) 35; (b) $2.40