Average of sum of 10 consecutive positive numbers is 25.5. What is the average of sum of next 10 consecutive numbers?
(A) 30.2
(B) 32.5
(C) 33.5
(D) 34.5
(E) 35.5
Let ten consecutive numbers be
.
Let next ten consecutive numbers be
.
(1)
It is given to us that
(2)
Putting equation (2) in (1), we get
Therefore, average of sum of next ten consecutive numbers
Hence, the answer is (E).
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