Let A and B be two events such that P(A∪B¯)=1/6, P(A∩B)=1/4 and P(A¯)=1/4, where A¯ stands for complement of event A. Then events A and B are

see full answer

Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!

Real Strategies. Real People. Real Success Stories - Just 1 call away

An Intiative by Sri Chaitanya

equally likely but not independent

equally likely and mutually exclusive

mutually exclusive and independent

independent but not equally likely

answer is D.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

We have,P(A∪B¯)=16,P(A∩B)=14P(A¯)=14⇒P(A)=1−14=34∴ P(A∪B→)=1−P(A∪B)=1−[P(A)+P(B)−P(A∩B)]⇒ 16=1−34−P(B)+14⇒ P(B)=1−12−16=6−3−16=26=13⇒PA∩B=PAPB=14

Watch 3-min video & get full concept clarity