प्रथम 19 पूर्ण संख्याओं का अ – McqOptions

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1.	प्रथम 19 पूर्ण संख्याओं का अंकगणितीय माध्य ( औसत ) है ?
A.	9
B.	4.5
C.	8
D.	7
Answer» C. 8

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