C-01-Q107mediumsingle_mcq
Out of 100 students, 42 play football, 46 play cricket, 39 play chess, 13 play football and cricket, 14 play cricket and chess, 12 play football and chess, 7 play none. How many are expert in all three?
Out of 100 students, 42 play football, 46 play cricket, 39 play chess, 13 play football and cricket, 14 play cricket and chess, 12 play football and chess, 7 play none. How many are expert in all three?
- a3
- b5
- c7
- d10