The average of 40 numbers is 50 and that of other 60 numbers is 70. Wh – McqOptions

MCQOPTIONS

1.	The average of 40 numbers is 50 and that of other 60 numbers is 70. What is the average of all the numbers?
A.	62
B.	42
C.	85
D.	40
Answer» B. 42

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