Quant Question Of The Day: 238
A couple has 2 children. one of them is a girl. What is the probability that other is also a girl?
- 1/2
- 2/3
- 1/3
- 1/4
A couple has 2 children. one of them is a girl. What is the probability that other is also a girl?
Answer: 3 (1/3) Solution: There are 4 cases in total GG, BG, GB, BB. When one of them is a girl, then we are left with 3 cases GG, BG, GB. In this case other is also a girl would be 1/3
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good information
By Những dòng bồn cầu thông minh ... , 8 months ago
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