Fill in the blanks.
Each girl has 7 stickers.
Each boy has 12 stickers.
The ratio of the number of girls to the number of boys is 1 : 4.
- Number of girls = _____ u
- Number of boys = _____ u
- Number of stickers that the girls have = _____ u
- Number of stickers that the boys have = _____ u
|
Girls |
Boys |
Number of children |
1 u |
4 u |
Number of stickers for each child |
7 |
12 |
Total number of stickers |
1 u x 7 = 7 u |
4 u x 12 u = 48 u |
(a)
Change ratio into units.
Number of girls = 1 u
(b)
Number of boys = 4 u
(c)
Total number of stickers that the girls have
= 1 u x 7
= 7 u
(d)
Total number of stickers that the boys have
= 4 u x 12
= 48 u
Answer(s): (a) 1; (b) 4; (c) 7; (d) 48