Find the Sum of First 57 Natural Numbers:

  1. 1453
  2. 1663
  3. 1563
  4. 1653
Desire Adnan Default Asked on 3rd August 2015 in Maths.
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1 Answer(s)

Answer: (4) 1653
Explanation:-
Formula-
The sum of the natural numbers = n (n + 1)/2
Where, n – number of the natural numbers.

Then, the sum of first 57 natural number = 57 (57 + 1)/2
= 57 x 58/2
= 57 x 29
=  1653
Then, the sum of first 57 natural numbers is 1653.
Hence, the answer is (4) 1653.

Anurag Mishra Professor Answered on 4th August 2015.
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