The ratio of Dylan's money to Cole's money is 3 : 7. If Cole has $203, how much must he give to Dylan so both will have the equal amount of money?
| |
Dylan |
Cole |
Total |
| Before |
3 u |
7 u |
10 u |
| Change |
+ 2 u |
- 2 u |
|
| After |
5 u |
5 u |
10 u |
Comparing Dylan and
Cole in the end |
1 |
1 |
|
Amount that Cole has at first = 7 u
7 u = 203
1 u = 203 ÷ 7 = 29
Total amount that Cole and Dylan have
= 3 u + 7 u
= 10 u
Amount that each of them will have in the end
= 10 u ÷ 2
= 5 u
Amount that Cole must give to Dylan
= 5 u - 3 u
= 2 u
= 2 x 29
= $58
Answer(s): $58
