Fill in the blanks.
Bryan and Adam share some stickers.
When Bryan gives 90 to Adam, Adam's share increases by 20%.
- Number of stickers that Adam increases by in percentage = _____%
- Number of stickers that Adam has in the end in percentage = _____ %
- _____% of Adam's stickers is the same as 90.
- Number of stickers that Adam has at first = _____
|
Bryan
|
Adam (%) |
Before |
|
100% |
Change |
- 90
|
+ 90 + 20% |
After |
|
120% |
(a)
Number of stickers that Adam increases by in percentage = 20%
(b)
Number of stickers that Adam has in the end
= 100% + 20%
= 120%
(c)
20% of Adam's stickers → 90
(d)
20% of Adam's stickers → 90
1% of Adam's stickers → 90 ÷ 20 = 4.5
100% of Adam's stickers → 100 x 4.5 = 450
Number of stickers that Adam has at first = 450
Answer(s): (a) 20; (b) 120; (c) 20; (d) 450