If Adam's income decreases 30% from $1600 and then decreases by another 20%, what is the new income?
|
Original Income (%) |
New income (u) |
Income ($) |
Before 1 |
100% |
|
$1600 |
Change 1 |
- 30% |
|
|
After 1 |
70% |
100 u |
$1120 |
Change 2 |
|
- 20 u |
|
After 2 |
|
80 u |
$896 |
100% of Adam's original income = $1600
1% of Adam's original income
= 1600 ÷ 100
= $16
100% - 30% = 70%
70% of Adam's original income
= 70 x 16
= $1120
70% of Adam's original income = 100 u of Adam's new income
100 u of Adam's new income = $1120
1 u of Adam's new income
= 1120 ÷ 100
= $11.20
100 u - 20 u = 80 u
80 u of Adam's new income
= 80 x 11.20
= $896
Adam's latest income = $896
Answer(s): $896