Question : One ticket is selected at random from 00 tickets numbered 00, 01 , 02 …, 99. Suppose A and B are the sum and product of the digit found on the ticket. Then P (( A=7)/ (B=0)) is given by
(A) 2/13
(B) 2/19
(C) 1/50
(D) none of these
Answer : option (B)
Solution :

