Jaslyn's salary to Abi's salary is 4 : 9. If Jaslyn spends
57 of her salary, Abi will have $2200 more than her. How much salary does Jaslyn have?
| |
Jaslyn |
Abi |
Comparing Jaslyn
and Abi at first |
4x7 =
28 u |
9x7 =
63 u |
Before |
7x4 =
28 u |
|
Change |
- 5x4 =
- 20 u |
|
After |
2x4 =
8 u |
63 u |
Comparing Jaslyn
and Abi in the end |
|
$2200 more |
Jaslyn's salary at first is repeated. Make Jaslyn's salary at first the same. LCM of 4 and 7 is 28.
Amount that Abi will have more than Jaslyn in the end
= 63 u - 8 u
= 55 u
55 u = 2200
1 u = 2200 ÷ 55 = 40
Jaslyn's salary
= 28 u
= 28 x 40
= $1120
Answer(s): $1120
