Fill in the blanks.
There are some blue stickers, red stickers and green stickers.
The number of blue stickers is 25% as many as the red stickers.
The number or red stickers is 20% as many as the green stickers.
- Number of red stickers = _____ u
- Number of green stickers = _____ u
- Total number of stickers = _____ u
- Number of more green stickers than red stickers = _____ u
Blue |
Red |
Green |
1 x 1 |
4 x 1 |
|
|
1 x 4 |
5 x 4 |
1 u |
4 u |
20 u |
25% =
25100 =
14 20% =
20100 =
15 The number of blue stickers is the repeated identity.
Make the number of blue stickers the same using the LCM of 4 and 1.
LCM of 4 and 1 = 4
(a) Number of red stickers = 4 u
(b) Number of green stickers = 20 u
(c) Total number of stickers = 1 u + 4 u + 20 u = 25 u
(d) Number of more green stickers than red stickers = 20 u - 4 u = 16 u
Answer(s): (a) 4; (b) 20; (c) 25; (d) 16