Nicole's salary to Elyse's salary is 3 : 7. If Nicole spends
35 of her salary, she will have $3480 less than Elyse. How much salary does Elyse have?
| |
Nicole |
Elyse |
Comparing Nicole
and Elyse at first |
3x5 =
15 u |
7x5 =
35 u |
Before |
5x3 =
15 u |
|
Change |
- 3x3 =
- 9 u |
|
After |
2x3 =
6 u |
35 u |
Comparing Nicole
and Elyse in the end |
|
$3480 less |
Nicole's salary at first is repeated. Make Nicole's salary at first the same. LCM of 3 and 5 is 15.
Amount that Nicole will have less than Elyse in the end
= 35 u - 6 u
= 29 u
29 u = 3480
1 u = 3480 ÷ 29 = 120
Elyse's salary
= 35 u
= 35 x 120
= $4200
Answer(s): $4200
