Fill in the blanks.
Bryan and Adam share some stickers.
When Bryan gives 20 to Adam, Adam's share increases by 50%.
- 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 20.
- Number of stickers that Adam has at first = _____
|
Bryan
|
Adam (%) |
Before |
|
100% |
Change |
- 20
|
+ 20 + 50% |
After |
|
150% |
(a)
Number of stickers that Adam increases by in percentage = 50%
(b)
Number of stickers that Adam has in the end
= 100% + 50%
= 150%
(c)
50% of Adam's stickers → 20
(d)
50% of Adam's stickers → 20
1% of Adam's stickers → 20 ÷ 50 = 0.4
100% of Adam's stickers → 100 x 0.4 = 40
Number of stickers that Adam has at first = 40
Answer(s): (a) 50; (b) 150; (c) 50; (d) 40