Vanessa's salary to Penelope's salary is 7 : 8. If Vanessa spends
34 of her salary, Penelope will have $2750 more than her. How much salary does Vanessa have?
| |
Vanessa |
Penelope |
Comparing Vanessa
and Penelope at first |
7x4 =
28 u |
8x4 =
32 u |
Before |
4x7 =
28 u |
|
Change |
- 3x7 =
- 21 u |
|
After |
1x7 =
7 u |
32 u |
Comparing Vanessa
and Penelope in the end |
|
$2750 more |
Vanessa's salary at first is repeated. Make Vanessa's salary at first the same. LCM of 7 and 4 is 28.
Amount that Penelope will have more than Vanessa in the end
= 32 u - 7 u
= 25 u
25 u = 2750
1 u = 2750 ÷ 25 = 110
Vanessa's salary
= 28 u
= 28 x 110
= $3080
Answer(s): $3080
