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UPSC Civil ServicesPrelims2023General Studies Paper II (CSAT)
Question
QQ10. D is a 3-digit number such that the ratio of the number to the sum of its digits is least. What is the difference between the digit at the hundred's place and the digit at the unit's place of D ?
Options
- A 0
- B 7
- C 8
- D 9
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Correct Answer
C 8
Model Answer
Answer: option C, as per UPSC's final answer key (Series A).