Fill in the blanks.
The number of girls is 70% as many as the number of boys.
- Number of girls = _____ u
- Number of boys = _____ u
- Total number of girls and boys = _____ u
- Difference between the number of girls and boys = _____ u
(a)
Change percentage into units.
The number of girls is 70% as many as the number of boys.
70% =
70100 =
710 The number of girls is
710 as many as the number of boys.
Number of girls = 7 u
(b)
Number of boys = 10 u
(c)
Total number of girls and boys
= 7 u + 10 u
= 17 u
(d)
Difference in the number of girls and boys
= 10 u - 7 u
= 3 u
Answer(s): (a) 7; (b) 10; (c) 17; (d) 3