Sets Mock Tests

If A = {x : x is a prime number less than 10} and B = {x : x is an odd number less than 10}, then A ∩ B is equal to:

In a class of 60 students, 40 play cricket, 30 play football, and 20 play both. How many play neither?

If the number of subsets of a set A is 64, then the number of elements in A is:

If A = {1, 2, 3} and B = {2, 3, 4}, then A ∩ B is:

If A = {1, 2, 3} and B = {2, 3, 4}, then the number of elements in A ∪ B is:

If A = {1, 2, 3} and B = {2, 3, 4}, then A - B is:

If A = {x : x is a prime number less than 10}, then the number of subsets of A is:

In a certain group of people, 105 speak Hindi, 100 speak English, and 60 speak both. If the total number of people in the group is 150, how many people speak neither Hindi nor English?