Fill in the blanks.
There are some blue stickers, green stickers and red stickers.
The number of blue stickers is 30% as many as the green stickers.
The number or green stickers is 75% as many as the red stickers.
- Number of green stickers = _____ u
- Number of red stickers = _____ u
- Total number of stickers = _____ u
- Number of less blue stickers than green stickers = _____ u
Blue |
Green |
Red |
3 x 3 |
10 x 3 |
|
|
3 x 10 |
4 x 10 |
9 u |
30 u |
40 u |
30% =
30100 =
310 75% =
75100 =
34 The number of blue stickers is the repeated identity.
Make the number of blue stickers the same using the LCM of 10 and 3.
LCM of 10 and 3 = 30
(a) Number of green stickers = 30 u
(b) Number of red stickers = 40 u
(c) Total number of stickers = 9 u + 30 u + 40 u = 79 u
(d) Number of less blue stickers than green stickers = 30 u - 9 u = 21 u
Answer(s): (a) 30; (b) 40; (c) 79; (d) 21