The ratio of Neave's money to Ahmad's money is 7 : 13. If Ahmad has $260, how much must he give to Neave so both will have the equal amount of money?
| |
Neave |
Ahmad |
Total |
| Before |
7 u |
13 u |
20 u |
| Change |
+ 3 u |
- 3 u |
|
| After |
10 u |
10 u |
20 u |
Comparing Neave and
Ahmad in the end |
1 |
1 |
|
Amount that Ahmad has at first = 13 u
13 u = 260
1 u = 260 ÷ 13 = 20
Total amount that Ahmad and Neave have
= 7 u + 13 u
= 20 u
Amount that each of them will have in the end
= 20 u ÷ 2
= 10 u
Amount that Ahmad must give to Neave
= 10 u - 7 u
= 3 u
= 3 x 20
= $60
Answer(s): $60
