Penelope's salary to Linda's salary is 2 : 7. If Penelope spends
34 of her salary, Linda will have $650 more than her. How much salary does Penelope have?
| |
Penelope |
Linda |
Comparing Penelope
and Linda at first |
2x2 =
4 u |
7x2 =
14 u |
Before |
4x1 =
4 u |
|
Change |
- 3x1 =
- 3 u |
|
After |
1x1 =
1 u |
14 u |
Comparing Penelope
and Linda in the end |
|
$650 more |
Penelope's salary at first is repeated. Make Penelope's salary at first the same. LCM of 2 and 4 is 4.
Amount that Linda will have more than Penelope in the end
= 14 u - 1 u
= 13 u
13 u = 650
1 u = 650 ÷ 13 = 50
Penelope's salary
= 4 u
= 4 x 50
= $200
Answer(s): $200
