Diana's salary to Vanessa's salary is 5 : 9. If Diana spends
57 of her salary, Vanessa will have $4240 more than her. How much salary does Diana have?
| |
Diana |
Vanessa |
Comparing Diana
and Vanessa at first |
5x7 =
35 u |
9x7 =
63 u |
Before |
7x5 =
35 u |
|
Change |
- 5x5 =
- 25 u |
|
After |
2x5 =
10 u |
63 u |
Comparing Diana
and Vanessa in the end |
|
$4240 more |
Diana's salary at first is repeated. Make Diana's salary at first the same. LCM of 5 and 7 is 35.
Amount that Vanessa will have more than Diana in the end
= 63 u - 10 u
= 53 u
53 u = 4240
1 u = 4240 ÷ 53 = 80
Diana's salary
= 35 u
= 35 x 80
= $2800
Answer(s): $2800
