Vaidev saved $780 and spent the rest of his money. If he increased his savings by 15%, his spending would decrease by 39%. How much money did Vaidev have?
| |
Spent (%) |
Saved (u) |
| Before |
100%
$780 |
100u |
| Change |
+ 15% |
- 39u |
| After |
115% |
61u |
Increase in savings = Decrease in spending
15% savings =
39u spending 100% savings = 780
1% savings = 780 ÷ 100 = 7.8
15% savings = 15 x 7.8 = 117
39 u spending = 1171 u spending = 117 ÷ 39 = 3100 u spending = 100 x 3 = 300 Amount that Vaidev had
= 780 + 300
= $1080
Answer(s): $1080
