प्रथम 7 प्राकृत संख्याओं 1,2,3 – McqOptions

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1.	प्रथम 7 प्राकृत संख्याओं 1,2,3,4,5,6,7 को 5 से गुणा करने पर उन्की औसत पर क्या प्रभाव पडेगा ?
A.	5
B.	9
C.	6
D.	3
Answer» B. 9

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