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Question 210002
JEE Mathematics · Easy

Sequences and Series: AP Sum MCQ

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AP SumEasyQuestion 210002

Question

The sum of first 10 natural numbers is:
  1. A
    50
  2. B
    55
    Correct
  3. C
    100
  4. D
    45

Correct answer

55

Explanation

Sₙ = n(n+1)/2 = 10×11/2 = 55.

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