Fill in the blanks.
Each boy has 2 stickers.
Each girl has 5 stickers.
The ratio of the number of boys to the number of girls is 6 : 7.
- Difference in the number of girls and boys = _____ u
- Total number of boys and girls = _____ u
- Difference in the number of stickers that the boys and the girls have = _____ u
- Total number of stickers that the boys and girls have = _____ u
|
Boys |
Girls |
Number of children |
6 u |
7 u |
Number of stickers for each child |
2 |
5 |
Total number of stickers |
6 u x 2 = 12 u |
7 u x 5 = 35 u |
(a)
Change ratio into units.
Number of boys = 6 u
Number of girls = 7 u
Difference between the number of girls and boys
= 7 u - 6 u
= 1 u
(b)
Total number of boys and girls
= 6 u + 7 u
= 13 u
(c)
Total number of stickers that the boys have
= 6 u x 2
= 12 u
Total number of stickers that the girls have
= 7 u x 5
= 35 u
Difference in the number of stickers that the boys and the girls have
= 35 u - 12 u
= 23 u
(d)
Total number of stickers that the boys and girls
= 12 u + 35 u
= 47 u
Answer(s): (a) 1; (b) 13; (c) 23; (d) 47