Peter saved $510 and spent the rest of his money. If he decreased his savings by 35%, his spending would increase by 25%. How much money did Peter have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$510 |
100u |
| Change |
- 35% |
+ 25u |
| After |
65% |
125u |
Increase in savings = Decrease in spending
35% savings =
25u spending 100% savings = 510
1% savings = 510 ÷ 100 = 5.1
35% savings = 35 x 5.1 = 178.5
25u spending = 178.51u spending = 178.5 ÷ 25 = 7.14100u spending = 100 x 7.14 = 714 Amount that Peter had
= 510 + 714
= $1224
Answer(s): $1224
