Oscar and Andy had a total of $180. Oscar gave $14 to Andy. In return, Andy gave $28 to Oscar. In the end, Oscar had $36 more than Andy. How much money did Oscar have at first?
| |
Oscar |
Andy |
Total |
| Before |
? |
|
$180 |
| Change 1 |
- $14 |
+ $14 |
|
| Change 2 |
+ $28 |
- $28 |
|
| After |
1 u + $36 |
1 u |
$180 |
Total amount that Oscar and Andy had
= 1 u + 1 u + $36
= 2 u + 36
2 u + 36 = 180
2 u = 180 - 36
2 u = 144
1 u = 144 ÷ 2 = 72
Amount that Oscar had in the end
= 1 u + 36
= 72 + 36
= $108
Amount that Oscar had at first
= 108 - 28 + 14
= $94
Answer(s): $94
