Out of 450 students of a school, 325 play football, 175 play cricket and 50 neither play football nor cricket. How many students play both football and cricket ?  Choose the correct option.
A) 75
B) 100
C) 125
D) 150
E) 175
Explanation:   Students who play cricket, n(A) = 325   Students who play football, n(100) = 175   Total students who play either or both games,   =n(Aâˆª100)=450âˆ’50=400Required Number,n(Aâˆ©100)=n(A)+n(100)âˆ’n(Aâˆª100)=325+175âˆ’400=100   ANSWER IS 100
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Out of 450 students of a school, 325 play football, 175 play cricket and 50 neither play football nor cricket. How many students play both football and cricket ?