PSLEStella, Nathan and Joshua shared $540. Nathan received 20% more than Stella while Joshua received 50% less than Stella. How much more than Joshua did Nathan receive?
Stella |
Nathan |
Joshua |
Total |
100% |
120% |
|
|
100% |
|
50% |
|
10 u |
12 u |
5 u |
27 u |
Stella : Nathan : Joshua
100 : 120 : 50
(÷10)10 : 12 : 5
Stella is the repeated identity.
Total amount that they shared
= 10 u + 12 u + 5 u
= 27 u
27 u = 540
1 u = 540 ÷ 27 = 20
Amount that Nathan received more than Joshua
= 12 u - 5 u
= 7 u
= 7 x 20
= $140
Answer(s): $140