Question

P(A) = 1/4 P(A ∩ B) = 1/12 P(A U B) = 13/24 Find P(B) P(A) = 1/4 P(A ∩ B) = 1/12 P(A U B) = 13/24 Find P(B) 11/24 9/24 21/24 3/24.

Answer 1

P(A U B) = P(A) + P(B) - P(A ∩ B)

13/24 = 1/4 + P(B) - 1/12

13/24 = 1/6 + P(B)

P(B) = 9/24