There are 30 girls and 90 boys.
There are 80 less children than adults.
- How many adults are there?
- How many people are there?
- How many less boys than adults?
- How many more people than girls?
(a)
Number of girls = 30
Number of boys = 90
Number of children
= 30 + 90
= 120
Number of adults
= 120 + 80
=200
(b)
Number of people
= 120 + 200
= 320
(c)
Number of less boys than adults
= 200 - 90
= 110
(d)
Number of more people than girls
= 320 - 30
= 290
Answer(s): (a) 200; (b) 320; (c) 110; (d) 290