Verified Solution • 2025–26 Session moderate

QJEEM21Mac8cb: JEE Main 2021 Mathematics - Class 12 JEEM21Mac8cb Solution: Two dies are rolled. If both dices have six faces numbered 1,…

Two dies are rolled. If both dices have six faces numbered 1, 2, 3, 5, 7 and 11, then the probability that the sum of the numbers on the top faces is less than or equal to 8 is :

Multiple Choice Options

  • A 49
  • B 12
  • C 512
  • D 1736

Step-by-Step Verified Solution

n(S) = 36

possible ordered pair :

(1, 1), (1, 2), (1, 3), (1, 5), (1, 7),
(2, 1), (2, 2), (2, 3), (2, 5),
(3, 1), (3, 2), (3, 3), (3, 5),
(5, 1), (5, 2), (5, 3),
(7, 1)

Number of favourable outcomes = 17

Probability = 1736

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