Seth spent $150 and saved the rest of his money. If he decreased his spending by 20%, his savings would increase by 10%. How much money did Seth have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$150 |
100u |
| Change |
- 20% |
+ 10u |
| After |
80% |
110u |
Increase in spending = Decrease in savings
20% spending =
10u savings 100% spending = 150
1% spending = 150 ÷ 100 = 1.5
20% spending = 20 x 1.5 = 30
10u savings = 301u savings = 30 ÷ 10 = 3100u savings = 100 x 3 = 300 Amount that Seth had
= 150 + 300
= $450
Answer(s): $450
