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CGP EDU Academic Team
Published on: August 14, 2026
An unbiased coin is tossed. If the result is a head, a pair of unbiased dice is rolled and the number obtained by adding the numbers on the two faces is noted. If the result is a tail, a card from a well shuffled pack of eleven cards numbered 2, 3, 4,.......,12 is picked and the number on the card is noted. The probability that the noted number is either 7 or 8, is
Text Solution
Verified by ExpertsThe correct answer is:
B
Required probability = probability that either the number is 7 or the number is 8.
i.e., Required Probability 
Now 


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