Fill in the blanks.
The number of boys is 3.2 times more than the number of girls.
- Number of girls = _____ u
- Number of boys = _____ u
- Total number of boys and girls = _____ u
- Difference between the number of boys and girls = _____ u
(a)
Change decimal into units.
The number of boys is 3.2 times more than the number of girls.
1 + 3.2 = 4.2
4.2
= 4
210 = 4
15 =
4 x 5 + 1 5 =
20 + 1 5=
215 The number of boys is
215 the number of girls.
Number of girls = 5 u
(b)
Number of boys = 21 u
(c)
Total number of children
= 5 u + 21 u
= 26 u
(d)
Difference in the number of boys and girls
= 21 u - 5 u
= 16 u
Answer(s): (a) 5; (b) 21; (c) 26; (d) 16