PSLE Dana bought 2 fans of the same model at a sale. She paid $203.70 for them.
- What was the price of the fan before discount?
- Justin also bought 2 such fans at the price before discount. How much more did Justin pay than Dana?
|
Fan 1 |
Fan 2 |
Total |
Before |
100% |
100% |
200% |
Change (Discount) |
- 35% |
- 60% |
|
After |
65% |
40% |
105% |
(a)
Amount that Dana paid for the 2 fans in percent
= 65% + 40%
= 105%
105% → 203.70
1% → 203.70 ÷ 105 = 1.94
100% → 100 x 1.94 = $194
Price of the fan before discount = $194
(b)
Amount that Justin paid more than Dana
= 35% + 60%
= 95%
= 95 x 1.94
= $184.30
Answer(s): (a) $194; (b) $184.30