#1
Which of the following sets is a subset of {1, 2, 3, 4}?
#2
In a group of 80 students, 45 like chocolate ice cream, and 35 like vanilla ice cream. How many students like both chocolate and vanilla ice cream?
#3
If A = {1, 2, 3, 4, 5} and B = {4, 5, 6, 7, 8}, what is A ∩ B?
#4
If A and B are two sets such that n(A) = 30, n(B) = 40, and n(A ∩ B) = 10, what is n(A ∪ B)?
#5
In a class of 50 students, 30 play football, and 25 play cricket. If every student plays at least one sport, what is the maximum number of students who could play both football and cricket?
#6
If A = {x | x is a vowel in the word 'MATHEMATICS'} and B = {y | y is a consonant in the word 'MATHEMATICS'}, then what is A ∩ B?
#7
If A = {x | x is an even number between 1 and 10} and B = {y | y is a prime number between 1 and 10}, what is A ∩ B?
#8
If A = {a, b, c, d, e} and B = {a, c, e, g}, what is A - B?
#9
If A = {1, 2, 3, 4, 5} and B = {3, 4, 5, 6, 7}, what is A ∪ B?
#10
If A = {1, 2, 3, 4, 5} and B = {4, 5, 6, 7, 8}, what is A - B?
#11
If U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and A = {2, 4, 6, 8}, what is A' (the complement of A)?
#12