The average of five results is 10. The average of the first two is 7 a – McqOptions

MCQOPTIONS

1.	The average of five results is 10. The average of the first two is 7 and that of the last two is 13. The third result is
A.	8
B.	10
C.	12
D.	None of the above
Answer» C. 12

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