PSLEOlivia, Evelyn and Leah shared $930. Evelyn received 30% more than Olivia while Leah received 20% less than Olivia. How much more than Leah did Evelyn receive?
Olivia |
Evelyn |
Leah |
Total |
100% |
130% |
|
|
100% |
|
80% |
|
10 u |
13 u |
8 u |
31 u |
Olivia : Evelyn : Leah
100 : 130 : 80
(÷10)10 : 13 : 8
Olivia is the repeated identity.
Total amount that they shared
= 10 u + 13 u + 8 u
= 31 u
31 u = 930
1 u = 930 ÷ 31 = 30
Amount that Evelyn received more than Leah
= 13 u - 8 u
= 5 u
= 5 x 30
= $150
Answer(s): $150