If Adam's income decreases 20% from $900 and then decreases by another 25%, what is the new income?
|
Original Income (%) |
New income (u) |
Income ($) |
Before 1 |
100% |
|
$900 |
Change 1 |
- 20% |
|
|
After 1 |
80% |
100 u |
$720 |
Change 2 |
|
- 25 u |
|
After 2 |
|
75 u |
$540 |
100% of Adam's original income = $900
1% of Adam's original income
= 900 ÷ 100
= $9
100% - 20% = 80%
80% of Adam's original income
= 80 x 9
= $720
80% 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 - 25 u = 75 u
75 u of Adam's new income
= 75 x 7.20
= $540
Adam's latest income = $540
Answer(s): $540