If Bryan's income is increased by 30% and
Adam's amount is decreased by 50%,
both will get $3900 each.
- How much is Bryan's income?
- How much is Adam's income?
- What is the difference between Bryan's income and Adam's income?
|
Bryan |
Adam |
Before |
100% |
100% |
Change |
+ 30% |
- 50% |
After |
130% = $3900 |
50% = $3900 |
(a)
100% + 30% = 130%
130% of Bryan's income = $3900
100% of Bryan's income =
3900130 x 100% = $3000
Bryan's income = $3000
(b)
100% - 50% = 50%
50% of Adam's income = $3900
100% of Adam's income =
390050 x 100% = $7800
(c)
Difference between Bryan's income and Adam's income
= 7800 - 3000
= $4800
Answer(s): (a) $3000; (b) $7800; (c) $4800