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UPSC Civil ServicesPrelims2023General Studies Paper II (CSAT)
Question
QQ6. There are four letters and four envelopes and exactly one letter is to be put in exactly one envelope with the correct address. If the letters are randomly inserted into the envelopes, then consider the following statements : 1. It is possible that exactly one letter goes into an incorrect envelope. 2. There are only six ways in which only two letters can go into the correct envelopes. Which of the statements given above is/are correct ?
Options
- A 1 only
- B 2 only
- C Both 1 and 2
- D Neither 1 nor 2
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Correct Answer
B 2 only
Model Answer
Answer: option B, as per UPSC's final answer key (Series A).