The average of twelve numbers is 58. The average of the first five num – McqOptions

MCQOPTIONS

1.	The average of twelve numbers is 58. The average of the first five numbers is 56 and the average of the next four numbers is 60. The 10th number is 4 more than the 11th number and the 11th number is one less than the 12th number. What is the average of the 10th and 12th numbers?
A.	59.5
B.	58.5
C.	58
D.	59
Answer» B. 58.5

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