यदि 31, X , 42, 39, 56, 78, 83 तथा 91 का औसत 58. – McqOptions

MCQOPTIONS

1.	यदि 31, X , 42, 39, 56, 78, 83 तथा 91 का औसत 58.5 है तो X का मान क्या है -
A.	26
B.	34
C.	58
D.	48
Answer» E.

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