If Adam's income increases 50% from $3300 and then falls by 10%, what is his latest income?
|
Original Income (%) |
New income (u) |
Income ($) |
Before 1 |
100% |
|
$3300 |
Change 1 |
+ 50% |
|
|
After 1 |
150% |
100 u |
$4950 |
Change 2 |
|
- 10 u |
|
After 2 |
|
90 u |
$4455 |
100% of Adam's original income = $3300
1% of Adam's original income
= 3300 ÷ 100
= $33
100% + 50% = 150%
150% of Adam's original income
= 150 x 33
= $4950
150% of Adam's original income = 100 u of Adam's new income
100 u of Adam's new income = 4950
1 u of Adam's new income
= 4950 ÷ 100
= $49.50
100 u - 10 u = 90 u
90 u of Adam's new income
= 90 x 49.50
= $4455
Adam's latest income = $4455
Answer(s): $4455