Inspirational Story - Don't Be Lazy

Fill in the blank with suitable word I don't believe ..... you say.

In the Awadh school Gomti Nagar,there are 500 students.60% of the students are boys,40% of whom play hockey and the girls don't play of whom play of girls play the girls don't badminton.There are only two games to be played.The number of students who don't play any game is:

Complete the followings by using suitable tags I don't know him, _____.