The ratio of Daniel's money to Tommy's money is 3 : 11. If Tommy has $286, how much must he give to Daniel so both will have the equal amount of money?
| |
Daniel |
Tommy |
Total |
| Before |
3 u |
11 u |
14 u |
| Change |
+ 4 u |
- 4 u |
|
| After |
7 u |
7 u |
14 u |
Comparing Daniel and
Tommy in the end |
1 |
1 |
|
Amount that Tommy has at first = 11 u
11 u = 286
1 u = 286 ÷ 11 = 26
Total amount that Tommy and Daniel have
= 3 u + 11 u
= 14 u
Amount that each of them will have in the end
= 14 u ÷ 2
= 7 u
Amount that Tommy must give to Daniel
= 7 u - 3 u
= 4 u
= 4 x 26
= $104
Answer(s): $104
