What is the total number of players participating in hockey from all the five schools together?

Solution

Number of students participating in hockey from different schools are listed below.
Number of student participating in hockey
from school - 1 = 68
from school - 2 = 80
from school - 3 = 54
from school - 4 = 50
from school - 5 = 36
Total number of players participating in hockey from all five schools together
= (68+80+54+50+36)

= 288