Ivory's salary to Julie's salary is 7 : 8. If Ivory spends
56 of her salary, she will have $2870 less than Julie. How much salary does Julie have?
| |
Ivory |
Julie |
Comparing Ivory
and Julie at first |
7x6 =
42 u |
8x6 =
48 u |
Before |
6x7 =
42 u |
|
Change |
- 5x7 =
- 35 u |
|
After |
1x7 =
7 u |
48 u |
Comparing Ivory
and Julie in the end |
|
$2870 less |
Ivory's salary at first is repeated. Make Ivory's salary at first the same. LCM of 7 and 6 is 42.
Amount that Ivory will have less than Julie in the end
= 48 u - 7 u
= 41 u
41 u = 2870
1 u = 2870 ÷ 41 = 70
Julie's salary
= 48 u
= 48 x 70
= $3360
Answer(s): $3360
