Hilda's salary to Jaslyn's salary is 4 : 9. If Hilda spends
37 of her salary, Jaslyn will have $4230 more than her. How much salary does Hilda have?
| |
Hilda |
Jaslyn |
Comparing Hilda
and Jaslyn at first |
4x7 =
28 u |
9x7 =
63 u |
Before |
7x4 =
28 u |
|
Change |
- 3x4 =
- 12 u |
|
After |
4x4 =
16 u |
63 u |
Comparing Hilda
and Jaslyn in the end |
|
$4230 more |
Hilda's salary at first is repeated. Make Hilda's salary at first the same. LCM of 4 and 7 is 28.
Amount that Jaslyn will have more than Hilda in the end
= 63 u - 16 u
= 47 u
47 u = 4230
1 u = 4230 ÷ 47 = 90
Hilda's salary
= 28 u
= 28 x 90
= $2520
Answer(s): $2520
