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Quantitative Aptitude
No. System
Find the sum of the first 60 natural numbers.

Question

Find the sum of the first 60 natural

numbers.

A 1830 Correct Answer Incorrect Answer

B 1860 Correct Answer Incorrect Answer

C 1800 Correct Answer Incorrect Answer

D 1845 Correct Answer Incorrect Answer

Solution

Sum of first 'n' natural numbers = n(n + 1) ÷ 2
Required sum = 60 × (60 + 1) ÷ 2 = 60 × 61 ÷ 2 = 1830

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