If Adam's income increases 20% from $600 and then falls by 50%, what is his latest income?
|
Original Income (%) |
New income (u) |
Income ($) |
Before 1 |
100% |
|
$600 |
Change 1 |
+ 20% |
|
|
After 1 |
120% |
100 u |
$720 |
Change 2 |
|
- 50 u |
|
After 2 |
|
50 u |
$360 |
100% of Adam's original income = $600
1% of Adam's original income
= 600 ÷ 100
= $6
100% + 20% = 120%
120% of Adam's original income
= 120 x 6
= $720
120% of Adam's original income = 100 u of Adam's new income
100 u of Adam's new income = 720
1 u of Adam's new income
= 720 ÷ 100
= $7.20
100 u - 50 u = 50 u
50 u of Adam's new income
= 50 x 7.20
= $360
Adam's latest income = $360
Answer(s): $360