Cody spent $840 and saved the rest of his money. If he decreased his spending by 25%, his savings would increase by 30%. How much money did Cody have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$840 |
100u |
| Change |
- 25% |
+ 30u |
| After |
75% |
130u |
Increase in spending = Decrease in savings
25% spending =
30u savings 100% spending = 840
1% spending = 840 ÷ 100 = 8.4
25% spending = 25 x 8.4 = 210
30u savings = 2101u savings = 210 ÷ 30 = 7100u savings = 100 x 7 = 700 Amount that Cody had
= 840 + 700
= $1540
Answer(s): $1540
