Valen and Riordan have a total of $110. If Valen gives Riordan $22, they will each have an equal amount of money. How much money has each of them at first?
- Valen
- Riordan
|
Valen |
Riordan |
Total |
Before |
1 u + 22 |
1 u - 22 |
$110 |
Change |
- 22 |
+ 22 |
|
After |
1 u |
1 u |
$110 |
(a)
Total amount that Valen and Riordan have in the end
= 1 u + 1 u
= 2 u
2 u = 110
1 u = 110 ÷ 2 = 55
Amount that Valen has at first
= 1 u + 22
= 55 + 22
= $77
Amount that Riordan has at first
= 110 - 77
= $33
Answer(s): (a) $77; (b) $33