Fill in the blanks.
The number of boys is 2
911 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 2
911 as many as the number of girls.
Change the mixed number to improper fraction.
2
911 =
(2 x 11) + 911 =
22 + 911 =
3111 The number of boys is
3111 as many as the number of girls.
Number of boys = 31 u
(b)
Number of girls = 11 u
(c)
Total number of children
= 31 u + 11 u
= 42 u
(d)
Difference in the number of boys and girls
= 31 u - 11 u
= 20 u
Answer(s): (a) 31; (b) 11; (c) 42; (d) 20