Ivan had $79.60 more than Neave. After Neave had spent
49 of his money, Ivan had $151.20 more than Neave. How much money did Ivan have at first?
|
Ivan |
Neave |
More |
Before |
9 u + $79.60 |
9 u |
$79.60 |
Change |
|
- 4 u |
|
After |
9 u + $79.60 |
5 u |
4 u + $79.60 |
Ivan had $151.20 more than Neave in the end.
9 u + 79.60 - 5 u = 151.20
4 u + 79.60 = 151.20
4 u = 151.20 - 79.60
4 u = 71.60
1 u = 71.60 ÷ 4 = 17.90
Amount that Ivan had at first
= 9 u + 79.60
= 9 x 17.90 + 79.60
= 161.10 + 79.60
= $240.70
Answer(s): $240.70