Fill in the blanks.
The number of boys is 1
811 as many as the number of girls.
- Number of boys = _____ u
- Number of girls = _____ u
- Total number of children = _____ u
- Difference between the number of boys and girls = _____ u
(a)
Change fraction into units.
The number of boys is 1
811 as many as the number of girls.
Change the mixed number to improper fraction.
1
811 =
(1 x 11) + 811 =
11 + 811 =
1911 The number of boys is
1911 as many as the number of girls.
Number of boys = 19 u
(b)
Number of girls = 11 u
(c)
Total number of children
= 19 u + 11 u
= 30 u
(d)
Difference in the number of boys and girls
= 19 u - 11 u
= 8 u
Answer(s): (a) 19; (b) 11; (c) 30; (d) 8