Given P (A) = 3/5 and P (B) = 1/5. Find P (A or B) , if A and B are mutually exclusive events.

Solution:

Here, P (A) = 3/5 and P (B) = 1/5

For mutually exclusive events A and B

P (A or B) = P (A) + P (B)

= 3/5 + 1/5

= 4/5

NCERT Solutions Class 11 Maths Chapter 16 Exercise 16.3 Question 14

Given P (A) = 3/5 and P (B) = 1/5. Find P (A or B) , if A and B are mutually exclusive events.

Summary:

Given P (A) = 3/5 and P (B) = 1/5, P(A or B) = 4/5