In a college, 40% students play chess and 50% play carrom board. If 10% of students play both the games, then what per cent of students play neither chess nor carrom board ?
1
30
2
40
3
20
4
10
In a college, 40% students play chess and 50% play carrom board. If 10% of students play both the games, then what per cent of students play neither chess nor carrom board ?