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A six faced fair dice is thrown until 1 comes, then the probability that 1 comes in even no. of trials is (A) 5/11 (B) 5/6 (C) 6/11 (D) 1/6
1/6*5/6 + 1/6*(5/6)3 SO ANSWER IS BY USING INFINE SUM OF GP (A) 5/11
1/6*5/6 + 1/6*(5/6)3
SO ANSWER IS BY USING INFINE SUM OF GP
(A) 5/11
1/6 is right answer
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