If A and B are two disjoint set, n(A) = x and n(B) = y,

What is the value of n(AUB) ?

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?

How can we define (AUB) mathematically ?

How many students do not like ski or ice skate?

If A $\subset$ B , n(A) = 25 and n(AUB) = 35 , 

What is the value of n(B) ? 

If

P = {0, 1, 2, 3, 4}, Q = {4, 6, 8}

R = {6, 12, 18}, Then what is (P ∩ Q) ∪ (Q ∩ R)?

What statement does the shaded region represent?

Find n(A) for the set:

A = {14, 16, 18, 20, 22, 24}

How many students took part in survey ?

If n(U) = 100 and n(AUB) =71, what is the value of n(AUB)^c ?