Ben spent $880 and saved the rest of his money. If he decreased his spending by 30%, his savings would increase by 15%. How much money did Ben have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$880 |
100u |
| Change |
- 30% |
+ 15u |
| After |
70% |
115u |
Increase in spending = Decrease in savings
30% spending =
15u savings 100% spending = 880
1% spending = 880 ÷ 100 = 8.8
30% spending = 30 x 8.8 = 264
15u savings = 2641u savings = 264 ÷ 15 = 17.6100u savings = 100 x 17.6 = 1760 Amount that Ben had
= 880 + 1760
= $2640
Answer(s): $2640
