A fair die is tossed repeatedly until a six is obtained. Let X de… | JEE Main 2024 Mathematics PYQ

MCQMediumJEE Main 2024 · 27 January, Shift 1Probability Basics

A fair die is tossed repeatedly until a six is obtained. Let $X$ denote the number of tosses required, and let $a = P(X = 3)$ , $b = P(X \geq 3)$ , and $c = P(X \geq 6 \mid X > 3)$ . Then $\frac{b+c}{a}$ is equal to:

A
$12$
B
$11$
C
$13$
D
$14$

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