Question : A fair die is rolled. The probability that the first time 1 occurs at the even throw is

(A) 1/6

(B) 5/11

(C) 6/11

(D) 5/36

Answer : option (B)

Solution :

with
no comment

Question : A fair die is rolled. The probability that the first time 1 occurs at the even throw is

(A) 1/6

(B) 5/11

(C) 6/11

(D) 5/36

Answer : option (B)

Solution :