Q: The average of 17 numbers is 60. The average of the first 9 numbers is 55 and that of the last 9 numbers is 62. If 9th number is excluded, what is the average of the remaining numbers (correct to one decimal place)?
A.
61.7
B.
61.9
C.
62.4
D.
62.2
Correct Answer:
Option A -
Explanations:
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