Fill in the blanks.
Each boy has 1 stickers.
Each girl has 6 stickers.
The ratio of the number of boys to the number of girls is 9 : 10.
- 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 |
9 u |
10 u |
Number of stickers for each child |
1 |
6 |
Total number of stickers |
9 u x 1 = 9 u |
10 u x 6 = 60 u |
(a)
Change ratio into units.
Number of boys = 9 u
Number of girls = 10 u
Difference between the number of girls and boys
= 10 u - 9 u
= 1 u
(b)
Total number of boys and girls
= 9 u + 10 u
= 19 u
(c)
Total number of stickers that the boys have
= 9 u x 1
= 9 u
Total number of stickers that the girls have
= 10 u x 6
= 60 u
Difference in the number of stickers that the boys and the girls have
= 60 u - 9 u
= 51 u
(d)
Total number of stickers that the boys and girls
= 9 u + 60 u
= 69 u
Answer(s): (a) 1; (b) 19; (c) 51; (d) 69