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Class 9 Mathematics Sequences and Progressions Sum of first n natural numbersHard

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What is (25%) of the sum of the first (88) natural numbers?

Answer and explanation

Correct answer: (979)

(S_{88}=3916), and (25%), or (\frac{1}{4}), of it is (979). Converting percent to a fraction makes it easier.

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Math Sequences Natural-Numbers Sum Sum Of First N Natural Numbers Sequences And Progressions Mathematics Class 9 Mcq

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