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    Question

    Find the sum of the first 45 natural

    numbers.
    A 1035 Correct Answer Incorrect Answer
    B 1005 Correct Answer Incorrect Answer
    C 1050 Correct Answer Incorrect Answer
    D 1100 Correct Answer Incorrect Answer

    Solution

    Sum of first 'n' natural numbers = n(n + 1) Ă· 2
    Required sum = 45 Ă— (45 + 1) Ă· 2 = 45 Ă— 46 Ă· 2 = 1035

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