Vanessa's salary to Roshel's salary is 4 : 9. If Vanessa spends
47 of her salary, Roshel will have $6120 more than her. How much salary does Vanessa have?
| |
Vanessa |
Roshel |
Comparing Vanessa
and Roshel at first |
4x7 =
28 u |
9x7 =
63 u |
Before |
7x4 =
28 u |
|
Change |
- 4x4 =
- 16 u |
|
After |
3x4 =
12 u |
63 u |
Comparing Vanessa
and Roshel in the end |
|
$6120 more |
Vanessa's salary at first is repeated. Make Vanessa's salary at first the same. LCM of 4 and 7 is 28.
Amount that Roshel will have more than Vanessa in the end
= 63 u - 12 u
= 51 u
51 u = 6120
1 u = 6120 ÷ 51 = 120
Vanessa's salary
= 28 u
= 28 x 120
= $3360
Answer(s): $3360
