Find the arithmetic mean of the first 10 odd natural numbers.

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answer is A.

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Detailed Solution

Concept-To solve this problem, we first classify the first 20 natural numbers and then settle for 10 natural odd numbers. Finally, calculate the arithmetic mean using the following formula:

First ten odd natural numbers are

Therefore,

Hence, the correct option is 1.

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Result Producing online coaching for JEE/NEET of south India

Largest All India Test Series for JEE/NEET

Best Online Course for IIT JEE

Best Online Course for NEET

Best Online Course for CBSE