Three friends \(A, B,\) and \(C\) started driving from point \(P\) towards point \(Q\) in their individual cars. The

This topic has expert replies
Legendary Member
Posts: 2898
Joined: Thu Sep 07, 2017 2:49 pm
Thanked: 6 times
Followed by:5 members

Timer

00:00

Your Answer

A

B

C

D

E

Global Stats

Three friends \(A, B,\) and \(C\) started driving from point \(P\) towards point \(Q\) in their individual cars. The individual probability for \(A\) to reach point \(Q\) first was \(0.6.\) For \(B\) and \(C,\) the probabilities to reach point \(Q\) first were \(0.7\) and \(0.4\) respectively. What is the probability that either \(B\) or \(C,\) but not \(A,\) reached point \(Q\) first?

A. 0.048
B. 0.108
C. 0.168
D. 0.216
E. 0.324

Answer: D

Source: e-GMAT
Source: — Problem Solving |