Fill in the blanks.
Adam has 30% more stickers than Bryan and 20% more stickers than Charlie.
- Who is the repeated identity? Give the answer in number. (Eg Adam = 1; Bryan = 2; Charlie = 3)
- Number of stickers that Adam has = _____ u
- Total number of stickers = _____ u
- Difference in the number of stickers between Adam and Bryan = _____ u
(a)
Change percentage into units.
Adam has 30% more stickers than Bryan.
100% + 30% = 130%
130% =
130100 =
1310 Adam has
1310 as many as Bryan.
Adam has 20% more stickers than Charlie.
100% + 20% = 120%
120% =
120100 =
65 Adam has
65 as many as Charlie.
Number of Adam's stickers is compared to the number of Bryan's stickers.
Number of Adam's stickers is compared to the number of Charlie's stickers.
(1) Adam is the repeated identity.
Adam |
Bryan |
Charlie |
13x6 |
10x6 |
|
6x13 |
|
5x13 |
78 u |
30 u |
130 u |
(b)
LCM of 13 and 6 = 78
Number of stickers that Adam has = 78 u
(c)
Total number of stickers that the children have
= 78 u + 30 u + 130 u
= 238 u
(d)
Difference in the number of stickers between Adam and Bryan
= 78 u - 30 u
= 48 u
Answer(s): (a) 1; (b) 78; (c) 238; (d) 48