The arithmetic mean of the first 10 prime numbers is ________?
- 12.7
- 12.8
- 12.9
- None of these
Explanation
Prime number: A prime number is a number that can be divided only by one and the number itself.
Example - 2, 3, 5, ..etc.
Formula used:
The arithmetic mean = Sum of all terms/ Number of terms
Calculation:
According to the question,
First 10 prime numbers = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29
The arithmetic mean = (2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29)/10
⇒ 129/10 = 12.9
The arithmetic mean of the first ten prime numbers is 12.9.
Related MCQs
- Even number
- Prime number
- Odd number
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- Odd
- Prime
- Even
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- 2/3
- √2
- 5
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اس سوال کو وضاحت کے ساتھ پڑھیں
