Fill in the blanks.
Charlie has 40% more stickers than Adam and 20% more stickers than Bryan.
- Who is the repeated identity? Give the answer in number. (Eg Charlie = 1; Adam = 2; Bryan = 3)
- Number of stickers that Charlie has = _____ u
- Total number of stickers = _____ u
- Difference in the number of stickers between Charlie and Adam = _____ u
(a)
Change percentage into units.
Charlie has 40% more stickers than Adam.
100% + 40% = 140%
140% =
140100 =
75 Charlie has
75 as many as Adam.
Charlie has 20% more stickers than Bryan.
100% + 20% = 120%
120% =
120100 =
65 Charlie has
65 as many as Bryan.
Number of Charlie's stickers is compared to the number of Adam's stickers.
Number of Charlie's stickers is compared to the number of Bryan's stickers.
(1) Charlie is the repeated identity.
Charlie |
Adam |
Bryan |
7x6 |
5x6 |
|
6x7 |
|
5x7 |
42 u |
30 u |
35 u |
(b)
LCM of 7 and 6 = 42
Number of stickers that Charlie has = 42 u
(c)
Total number of stickers that the children have
= 42 u + 30 u + 35 u
= 107 u
(d)
Difference in the number of stickers between Charlie and Adam
= 42 u - 30 u
= 12 u
Answer(s): (a) 1; (b) 42; (c) 107; (d) 12