Billy saved $910 and spent the rest of his money. If he increased his savings by 25%, his spending would decrease by 35%. How much money did Billy have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$910 |
100u |
| Change |
+ 25% |
- 35u |
| After |
125% |
65u |
Increase in savings = Decrease in spending
25% savings =
35u spending 100% savings = 910
1% savings = 910 ÷ 100 = 9.1
25% savings = 25 x 9.1 = 227.5
35 u spending = 227.51 u spending = 227.5 ÷ 35 = 6.5100 u spending = 100 x 6.5 = 650 Amount that Billy had
= 910 + 650
= $1560
Answer(s): $1560
