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Formula for Sum of n Terms of an AP

The arithmeti...

Question

The arithmetic mean of 25 and 11 is ________

A

16

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B

18

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C

36

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D

26

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Solution

The correct option is B
18

The arithmetic mean is given by the average of two numbers

Hence Arithmetic mean = $\frac{5 + 11}{2}$

= $\frac{16}{2}$

= 8

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