Jade's salary to Cindy's salary is 4 : 7. If Jade spends
25 of her salary, Cindy will have $460 more than her. How much salary does Jade have?
| |
Jade |
Cindy |
Comparing Jade
and Cindy at first |
4x5 =
20 u |
7x5 =
35 u |
Before |
5x4 =
20 u |
|
Change |
- 2x4 =
- 8 u |
|
After |
3x4 =
12 u |
35 u |
Comparing Jade
and Cindy in the end |
|
$460 more |
Jade's salary at first is repeated. Make Jade's salary at first the same. LCM of 4 and 5 is 20.
Amount that Cindy will have more than Jade in the end
= 35 u - 12 u
= 23 u
23 u = 460
1 u = 460 ÷ 23 = 20
Jade's salary
= 20 u
= 20 x 20
= $400
Answer(s): $400
