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CGP EDU Academic Team
Published on: August 14, 2026
(i) In a two child family, one child is a boy. What is the probability that the other child is a girl?
(ii) If the older child is a boy, then probability that the second child is a girl is
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(i) 
(ii) 
Sol . (i) B 1 → boy (given)
Possible scenario (Ist place → elder
IInd place → younger)
B 1 G 1 G 1 B 1 B 1 B 2
Other child is girl = 
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