My pick is E. Are A and B mutually exclusive, nothing is specified here.
1. P(A)=0.8. Insuff
2. P(B)=0.6. Insuff
Together, P(A&B)= P(A)+P(B)-P(A|B). No info on P(A|B). So, insuff. E
I am the master of my fate. I am the captain of my soul.
Please consider giving +1 Kudos if deserved!
DS - If negative answer only, still sufficient. No need to find exact solution.
PS - Always look at the answers first
CR - Read the question stem first, hunt for conclusion
SC - Meaning first, Grammar second
RC - Mentally connect paragraphs as you proceed. Short = 2min, Long = 3-4 min