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Question

Which of the following sets of numbers has an average greater than 5?

A
8, 3, 9, 5, 2
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B
10, 3, 4, 2, 6
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C
6, 8, 4, 7, 1
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D
5, 4, 8, 3, 4
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Solution

The correct options are
A 8, 3, 9, 5, 2
C 6, 8, 4, 7, 1
Sum of 5 numbers having 5 as their average = 5×5=25
Average of 5 numbers will be greater than 5 when the sum of all the numbers is greater than 25.
Sets of numbers having a sum greater than 25 are,
8, 3, 9, 5, 2
6, 8, 4, 7, 1

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