Fill in the blanks.
The number of girls is 2
811 as many as the number of boys.
- Number of girls = _____ u
- Number of boys = _____ u
- Total number of children = _____ u
- Difference between the number of girls and boys = _____ u
(a)
Change fraction into units.
The number of girls is 2
811 as many as the number of boys.
Change the mixed number to improper fraction.
2
811 =
(2 x 11) + 811 =
22 + 811 =
3011 The number of girls is
3011 as many as the number of boys.
Number of girls = 30 u
(b)
Number of boys = 11 u
(c)
Total number of children
= 30 u + 11 u
= 41 u
(d)
Difference in the number of girls and boys
= 30 u - 11 u
= 19 u
Answer(s): (a) 30; (b) 11; (c) 41; (d) 19