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UPSC CSE Prelims
2006
Q136 — Science & Technology

UPSC CSE Prelims 2006 Q136 — Science & Technology PYQ with Answer

2006Q136·Science & Technology·Quantitative Aptitude

How many numbers are there in all 6000 to 6999 (both 6000 and 6999 included) having at least one of their digits repeated?

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