Zane saved $330 and spent the rest of his money. If he decreased his savings by 40%, his spending would increase by 30%. How much money did Zane have?
|
Spent (%) |
Saved (u) |
Before |
100% $330 |
100u |
Change |
- 40% |
+ 30u |
After |
60% |
130u |
Increase in savings = Decrease in spending
40% savings =
30u spending 100% savings = 330
1% savings = 330 ÷ 100 = 3.3
40% savings = 40 x 3.3 = 132
30u spending = 1321u spending = 132 ÷ 30 = 4.4100u spending = 100 x 4.4 = 440 Amount that Zane had
= 330 + 440
= $770
Answer(s): $770