There are 20 boys and 60 girls.
There are 80 less children than adults.
- How many adults are there?
- How many people are there?
- How many less girls than adults?
- How many more people than boys?
(a)
Number of boys = 20
Number of girls = 60
Number of children
= 20 + 60
= 80
Number of adults
= 80 + 80
=160
(b)
Number of people
= 80 + 160
= 240
(c)
Number of less girls than adults
= 160 - 60
= 100
(d)
Number of more people than boys
= 240 - 20
= 220
Answer(s): (a) 160; (b) 240; (c) 100; (d) 220