Q.1
• a) 4
• b) 5
• c) 6
• d) 7
Q.2
• a) 1
• b) 2
• c) 3
• d) 4
Q.3
• a) {1, -4}
• b) {1, 2, 3}
• c) {1}
• d) {2, 3}
Q.4
##### In which of the following sets A – B is equal to B – A?
• a) A = {1, 2, 3}, B = {2, 3, 4}
• b) A = {1, 2, 3}, B = {1, 2, 3, 4}
• c) A = {1, 2, 3}, B = {2, 3, 1}
• d) A = {1, 2, 3, 4, 5, 6}, B = {2, 3, 4, 5, 1}
Q.5
##### Let A be set of all prime numbers, B be the set of all even prime numbers, C be the set of all odd prime numbers, then which of the following is true?
• d) All of the mentioned
• a) A ≡ B U C
• b) B is a singleton set.
• c) A ≡ C U {2}
Q.6
##### If A has 4 elements B has 8 elements then the minimum and maximum number of elements in A U B are ____________
• a) 4, 8
• b) 8, 12
• c) 4, 12
• d) None of the mentioned
Q.7
• a) 2
• b) 4
• c) 6
• d) 8
Q.8
##### Two sets A and B contains a and b elements respectively. If power set of A containsmore elements than that of B, value of ‘b’ and ‘a’ are _______
• a) 4, 5
• b) 6, 7
• c) 2, 3
• d) None of the mentioned
Q.9
##### Let A be {4}, U be set of all natural numbers, then U-A’(complement of A) is given by set.
• a) {1, 2, 3, 4, 5, 6, ….}
• b) {5, 6, 7, 8, 9, ……}
• c) {1, 2, 3, 4}
• d) All of the mentioned
Q.10
##### Which sets are not empty?
• a) {x: x is a even prime greater than 3}
• b) {x : x is a multiple of 2 and is odd}
• c) {x: x is an even number and x+3 is even}
• d) { x: x is a prime number less than 5 and is odd}