The average of a series of 21 numbers is equal to 43. The average of t – McqOptions

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1.	The average of a series of 21 numbers is equal to 43. The average of the first eleven of them is 33. The average of the last eleven numbers is 53. The eleventh number of the series is:
A.	46
B.	33
C.	47
D.	43
Answer» E.

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