Zeph saved $990 and spent the rest of his money. If he decreased his savings by 35%, his spending would increase by 15%. How much money did Zeph have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$990 |
100u |
| Change |
- 35% |
+ 15u |
| After |
65% |
115u |
Increase in savings = Decrease in spending
35% savings =
15u spending 100% savings = 990
1% savings = 990 ÷ 100 = 9.9
35% savings = 35 x 9.9 = 346.5
15u spending = 346.51u spending = 346.5 ÷ 15 = 23.1100u spending = 100 x 23.1 = 2310 Amount that Zeph had
= 990 + 2310
= $3300
Answer(s): $3300
