Riordan and Jenson have a total of $128. If Riordan gives Jenson $34, they will each have an equal amount of money. How much money has each of them at first?
- Riordan
- Jenson
|
Riordan |
Jenson |
Total |
Before |
1 u + 34 |
1 u - 34 |
$128 |
Change |
- 34 |
+ 34 |
|
After |
1 u |
1 u |
$128 |
(a)
Total amount that Riordan and Jenson have in the end
= 1 u + 1 u
= 2 u
2 u = 128
1 u = 128 ÷ 2 = 64
Amount that Riordan has at first
= 1 u + 34
= 64 + 34
= $98
Amount that Jenson has at first
= 128 - 98
= $30
Answer(s): (a) $98; (b) $30