PSLE Nicole bought 2 fans of the same model at a sale. She paid $114.75 for them.
- What was the price of the fan before discount?
- Wesley also bought 2 such fans at the price before discount. How much more did Wesley pay than Nicole?
|
Fan 1 |
Fan 2 |
Total |
Before |
100% |
100% |
200% |
Change (Discount) |
- 10% |
- 55% |
|
After |
90% |
45% |
135% |
(a)
Amount that Nicole paid for the 2 fans in percent
= 90% + 45%
= 135%
135% → 114.75
1% → 114.75 ÷ 135 = 0.85
100% → 100 x 0.85 = $85
Price of the fan before discount = $85
(b)
Amount that Wesley paid more than Nicole
= 10% + 55%
= 65%
= 65 x 0.85
= $55.25
Answer(s): (a) $85; (b) $55.25