Ivan had $150 more than Oliver. Every day, Ivan would spend 4 times as much money as Oliver. After 5 days, Ivan and Oliver were left with equal amount of money. How much did Ivan spend every day?
| |
Ivan |
Oliver |
More |
| Before |
1 p + 4 u |
1 p + 1 u |
$150 |
| Change |
- 4 u |
- 1 u |
|
| After |
1 p |
1 p |
|
Amount that Ivan spent more than Oliver
= 4 u - 1 u
= 3 u
3 u = 150
1 u = 150 ÷ 3 = 50
Amount that Ivan spent in 5 days
= 4 u
= 4 x 50
= $200
Amount that Ivan spent every day
= 200 ÷ 5
= $40
Answer(s): $40
