The average of 13 numbers is 60. Average of the first 7 of them is 57 – McqOptions

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1.	The average of 13 numbers is 60. Average of the first 7 of them is 57 and that of the last 7 is 61. Find the 8th number?
A.	46
B.	32
C.	68
D.	51
Answer» B. 32

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