Question

Of the members of three athletic teams in a certain school, 21 in are in basketball team, 26 in a hockey team and 29 in the football team.14 paly hockey and basketball and 8 play in all the three games, how many members are there in all

Answer 1

first you have plus them all
21+26+29+14+8= 78

Answer 2

8 members plays all three games

6 excluding middle 8 plays hockey and basketball

12 only plays hockey

7 only plays basketball

21 only plays football


so total members = 8 + 6 + 12 + 7 + 21

= 54