If Adam's income decreases 30% from $2400 and then decreases by another 15%, what is the new income?
|
Original Income (%) |
New income (u) |
Income ($) |
Before 1 |
100% |
|
$2400 |
Change 1 |
- 30% |
|
|
After 1 |
70% |
100 u |
$1680 |
Change 2 |
|
- 15 u |
|
After 2 |
|
85 u |
$1428 |
100% of Adam's original income = $2400
1% of Adam's original income
= 2400 ÷ 100
= $24
100% - 30% = 70%
70% of Adam's original income
= 70 x 24
= $1680
70% of Adam's original income = 100 u of Adam's new income
100 u of Adam's new income = $1680
1 u of Adam's new income
= 1680 ÷ 100
= $16.80
100 u - 15 u = 85 u
85 u of Adam's new income
= 85 x 16.80
= $1428
Adam's latest income = $1428
Answer(s): $1428