Michael spent $900 and saved the rest of his money. If he decreased his spending by 10%, his savings would increase by 40%. How much money did Michael have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$900 |
100u |
| Change |
- 10% |
+ 40u |
| After |
90% |
140u |
Increase in spending = Decrease in savings
10% spending =
40u savings 100% spending = 900
1% spending = 900 ÷ 100 = 9
10% spending = 10 x 9 = 90
40u savings = 901u savings = 90 ÷ 40 = 2.25100u savings = 100 x 2.25 = 225 Amount that Michael had
= 900 + 225
= $1125
Answer(s): $1125
