1) If I is the set of isosceles triangles and E is the set of equilateral triangles, then

2) In a group of 20 persons, 8 drink tea but not coffee and 13 drink tea. Then number of persons who drink coffee but not tea is

3) In a population of 50000 of a town, 28000 read newspaper X and 23000 read Y while 4000 read both. Then the number of persons who read neither X nor Y is

4) If set Q = {1,2,3 } and PxQ = {(4,1),(4,2),(4,3),(5,1),(5,2),(5,3),(6,1),(6,2),(6,3)}, then: set P is

5) The number of non-empty subsets of set {0,1,2,3} is

6) If A={0,1,2,3,4} , then the number of proper subset of A is

7) Which of the following is the empty set?

8) Two finite have m and n elements. If the first set has 56 more subsets than the second set, then

9) A-(A-B)=

10) The set of intelligent students in a class is

11) In a group of 1000 people, there are 750 who can speak Hindi and 400 who can speak Bengali. If everyone speaks at least one of the two languages, then the number of people who can speak both Hindi and Bengali is?

12) In a group of 1000 people, there are 750 who can speak Hindi and 400 who can speak Bengali. If everyone speaks at least one of the two languages, then the number of people who can speak only Hindi?

13) In a group of 1000 people, there are 750 who can speak Hindi and 400 who can speak Bengali. If everyone speaks at least one of the two languages, then the number of people who can speak only Bengali?

14) In a class of 100 students, 60 play Cricket, 50 play Hockey and 30 play both. Then the number of students who play only one of the two games is

15) In a class of 100 students, 60 play Cricket, 50 play Hockey and 30 play both. Then the number of students who play none of the two games?

16) In a class of 100 students, 55 students passed in Maths and 67 in stats. Then the number of students who passed in stats only is

17) In a college of 300 students, every student reads 5 newspaper and every newspaper is ready by 60 students. then the number of newspapers is