Fill in the blanks.
There are some blue stickers, green stickers and red stickers.
The number of blue stickers is 20% as many as the green stickers.
The number or green stickers is 50% as many as the red stickers.
- Number of green stickers = _____ u
- Number of red stickers = _____ u
- Total number of stickers = _____ u
- Number of more red stickers than green stickers = _____ u
Blue |
Green |
Red |
1 x 1 |
5 x 1 |
|
|
1 x 5 |
2 x 5 |
1 u |
5 u |
10 u |
20% =
20100 =
15 50% =
50100 =
12 The number of blue stickers is the repeated identity.
Make the number of blue stickers the same using the LCM of 5 and 1.
LCM of 5 and 1 = 5
(a) Number of green stickers = 5 u
(b) Number of red stickers = 10 u
(c) Total number of stickers = 1 u + 5 u + 10 u = 16 u
(d) Number of more red stickers than green stickers = 10 u - 5 u = 5 u
Answer(s): (a) 5; (b) 10; (c) 16; (d) 5