JEE Main & Advanced
Mathematics
Probability
Question Bank
Numerical Value Type Questions - Probability-II
question_answer
Two cards are drawn successively with replacement from a well-shuffled deck of 52 cards. Let X denote the random variable of number of aces obtained in the two drawn cards. If \[P(X=1)+P(X=2)\] equal k, then \[\frac{1}{k}=\]