Fill in the blanks.
The number of girls is 0.8 times 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 boys and girls = _____ u
(a)
Change decimal into units.
The number of girls is 0.8 times as many as the number of boys.
0.8 =
810 =
45 The number of girls is
45 the number of boys.
Number of girls = 4 u
(b)
Number of boys = 5 u
(c)
Total number of children
= 4 u + 5 u
= 9 u
(d)
Difference in the number of boys and girls
= 5 u - 4 u
= 1 u
Answer(s): (a) 4; (b) 5; (c) 9; (d) 1