Two brother X and Y appeared for an exam. The probability of selection of X is 1/7 and that of B is 2/9. Find the probability that both of them are selected.
A. 1/14
B. 1/63
C. 1/9
D. 2/63
Answer:D
Two brother X and Y appeared for an exam. The probability of selection of X is 1/7 and that of B is 2/9. Find the probability that both of them are selected.
A. 1/14 B. 1/63 C. 1/9 D. 2/63