PSLE Shiyun bought 2 fans of the same model at a sale. She paid $118.65 for them.
- What was the price of the fan before discount?
- Julian also bought 2 such fans at the price before discount. How much more did Julian pay than Shiyun?
|
Fan 1 |
Fan 2 |
Total |
Before |
100% |
100% |
200% |
Change (Discount) |
- 45% |
- 50% |
|
After |
55% |
50% |
105% |
(a)
Amount that Shiyun paid for the 2 fans in percent
= 55% + 50%
= 105%
105% → 118.65
1% → 118.65 ÷ 105 = 1.13
100% → 100 x 1.13 = $113
Price of the fan before discount = $113
(b)
Amount that Julian paid more than Shiyun
= 45% + 50%
= 95%
= 95 x 1.13
= $107.35
Answer(s): (a) $113; (b) $107.35