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Question

The sum of first five prime numbers is:


Options:
A .  11
B .  18
C .  26
D .  28
Answer: Option D

Required sum = (2 + 3 + 5 + 7 + 11) = 28.

Note: 1 is not a prime number.

Definition: A prime number (or a prime) is a natural number that has exactly two distinct natural number divisors: 1 and itself.



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