Fill in the blanks.
The number of boys is 1.45 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 1.45 times more than the number of girls.
1 + 1.45 = 2.45
2.45
= 2
45100 = 2
920 =
2 x 20 + 9 20 =
40 + 9 20=
4920 The number of boys is
4920 the number of girls.
Number of girls = 20 u
(b)
Number of boys = 49 u
(c)
Total number of children
= 20 u + 49 u
= 69 u
(d)
Difference in the number of boys and girls
= 49 u - 20 u
= 29 u
Answer(s): (a) 20; (b) 49; (c) 69; (d) 29