Julie's salary to Sabrina's salary is 4 : 7. If Julie spends
47 of her salary, Sabrina will have $3700 more than her. How much salary does Julie have?
| |
Julie |
Sabrina |
Comparing Julie
and Sabrina at first |
4x7 =
28 u |
7x7 =
49 u |
Before |
7x4 =
28 u |
|
Change |
- 4x4 =
- 16 u |
|
After |
3x4 =
12 u |
49 u |
Comparing Julie
and Sabrina in the end |
|
$3700 more |
Julie's salary at first is repeated. Make Julie's salary at first the same. LCM of 4 and 7 is 28.
Amount that Sabrina will have more than Julie in the end
= 49 u - 12 u
= 37 u
37 u = 3700
1 u = 3700 ÷ 37 = 100
Julie's salary
= 28 u
= 28 x 100
= $2800
Answer(s): $2800
