Practice Test

Q1) If I is the set of isosceles triangles and E is the set of equilateral triangles, then Show Answer

Q2) 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 Show Answer

Q3) 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 Show Answer

Q4) 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 Show Answer

Q5) The number of non-empty subsets of set {0,1,2,3} is Show Answer

Q6) If A={0,1,2,3,4} , then the number of proper subset of A is Show Answer

Q7) Which of the following is the empty set? Show Answer

Q8) Two finite have m and n elements. If the first set has 56 more subsets than the second set, then Show Answer

Q9) A-(A-B)= Show Answer

Q10) The set of intelligent students in a class is Show Answer

Q11) 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? Show Answer

Q12) 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? Show Answer

Q13) 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? Show Answer

Q14) 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 Show Answer

Q15) 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? Show Answer

Q16) 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 Show Answer

Q17) 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 Show Answer