The probability that a man will be alive for 10more yrs is 1/4 & the probability that his wife will alive for 10 more yrs is 1/3. The probability that none of them will be alive for 10 more yrs, is	Pick.
A) 1 / 2  B) 1  C) 2 / 3  D) 3 / 5  E) 3 / 8

Rationale: sol . required probability = pg . ) x p ( b ) = ( 1 — d x ( 1 — i ) = : x 1 = 1 / 2 ans . ( a )
Answer: A