Independent Events

JEE Main Mathematics · Probability · 3 questions, latest first

• A and B alternately throw a pair of dice. A wins if he throws a sum of 5 before B throws a sum of 8, and B wins if he throws a…202524 January, Shift 1 · Q8
• Two marbles are drawn in succession from a box containing 10 red, 30 white, 20 blue and 15 orange marbles, with replacement being…202431 January, Shift 1 · Q19
• A fair die is thrown until 2 appears. Then the probability, that 2 appears in even number of throws, is202429 January, Shift 1 · Q19