PSLE Henry and Gabby bought some cheese tarts. Each of them paid $81.90. Gabby bought 7 more cheese tarts as she used a 10% discount coupon.
- How many cheese tarts did Gabby buy?
- How much did Henry pay for 1 cheese tart?
(a)
The 10% discount is the savings that Gabby enjoyed. She used her savings to buy 7 more cheese tarts.
10% → 7
1% →
710100% →
710 x 100 = 70
Number of tarts that Gabby bought = 70
(b)
Number of tarts that Henry bought
= 70 - 7
= 63
Amount that Henry paid for 1 cheese tart
= 81.90 ÷ 63
= $1.30
Answer(s): (a) 70; (b) $1.30