PSLEEvan, Alexander and Lilian shared $660. Alexander received 50% more than Evan while Lilian received 20% less than Evan. How much more than Lilian did Alexander receive?
Evan |
Alexander |
Lilian |
Total |
100% |
150% |
|
|
100% |
|
80% |
|
10 u |
15 u |
8 u |
33 u |
Evan : Alexander : Lilian
100 : 150 : 80
(÷10)10 : 15 : 8
Evan is the repeated identity.
Total amount that they shared
= 10 u + 15 u + 8 u
= 33 u
33 u = 660
1 u = 660 ÷ 33 = 20
Amount that Alexander received more than Lilian
= 15 u - 8 u
= 7 u
= 7 x 20
= $140
Answer(s): $140