Fill in the blanks.
Bryan has 25% more stickers than Charlie and
Charlie has 25% more stickers than Adam.
- Who is the repeated identity? Give the answer in number. (Eg Bryan = 1, Charlie = 2, Adam = 3)
- Number of stickers that Adam has = _____ u
- Total number of stickers = _____ u
- Difference in the number of stickers between Bryan and Adam = _____ u
(a)
Change percentage into units.
Bryan has 25% more stickers than Charlie.
100% + 25% = 125%
125% =
125100 =
54 Bryan has
54 as many as Charlie.
Charlie has 25% more stickers than Adam.
100% + 25% = 125%
125% =
125100 =
54 Charlie has
54 as many as Adam.
Number of Charlie's stickers is compared to the number of Bryan's stickers.
Number of Charlie's stickers is compared to the number of Adam's stickers.
(2) Charlie is the repeated identity.
Bryan |
Charlie |
Adam |
5x5 |
4x5 |
|
|
5x4 |
4x4 |
25 u |
20 u |
16 u |
(b)
LCM of 4 and 5 = 20
Number of stickers that Adam has = 16 u
(c)
Total number of stickers that the children have
= 25 u + 20 u + 16 u
= 61 u
(d)
Difference in the number of stickers between Bryan and Adam
= 25 u - 16 u
= 9 u
Answer(s): (a) 2; (b) 16; (c) 61; (d) 9