Joelle's salary to Hilda's salary is 2 : 7. If Joelle spends
34 of her salary, Hilda will have $910 more than her. How much salary does Joelle have?
| |
Joelle |
Hilda |
Comparing Joelle
and Hilda at first |
2x2 =
4 u |
7x2 =
14 u |
Before |
4x1 =
4 u |
|
Change |
- 3x1 =
- 3 u |
|
After |
1x1 =
1 u |
14 u |
Comparing Joelle
and Hilda in the end |
|
$910 more |
Joelle's salary at first is repeated. Make Joelle's salary at first the same. LCM of 2 and 4 is 4.
Amount that Hilda will have more than Joelle in the end
= 14 u - 1 u
= 13 u
13 u = 910
1 u = 910 ÷ 13 = 70
Joelle's salary
= 4 u
= 4 x 70
= $280
Answer(s): $280
