Question

Neerja modi school has 85 seniors, each of whom plays on at least one of the school’s three varsity
sports teams: football, baseball, and lacrosse. It so happens that 74 are on the football team; 26 are
on the baseball team; 17 are on both the football and lacrosse teams; 18 are on both the baseball and
football teams; and 13 are on both the baseball and lacrosse teams. Compute the number of seniors
playing all three sports, given that twice this number are members of the lacrosse team
Found it here http://goodmathsproblems.blogspot.com/

Answer 1

you and your "for the sake of it" math problems, lol

Answer 2

?

Answer 3

5.