Michael and Ken have a total of $116. If Michael gives Ken $31, they will each have an equal amount of money. How much money has each of them at first?
- Michael
- Ken
|
Michael |
Ken |
Total |
Before |
1 u + 31 |
1 u - 31 |
$116 |
Change |
- 31 |
+ 31 |
|
After |
1 u |
1 u |
$116 |
(a)
Total amount that Michael and Ken have in the end
= 1 u + 1 u
= 2 u
2 u = 116
1 u = 116 ÷ 2 = 58
Amount that Michael has at first
= 1 u + 31
= 58 + 31
= $89
Amount that Ken has at first
= 116 - 89
= $27
Answer(s): (a) $89; (b) $27