Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A bag contains 
coins out of which 
are unfair with heads on both sides and the remaining are fair. One coin is picked from the bag at random and tossed. If the probability that head falls in the toss is 
then the number of unfair coins in the bag is
Text Solution
Verified by ExpertsThe correct answer is:
C
Since, bag contains 
coins out of which 
are unfair with heads on both sides.
Now, according to question
Hence, number of unfair coins in the bag is 
.
Hence, option is correct.
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