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Class 10 Mathematics Arithmetic Progressions (AP)Finding the sum of the first $n$ terms of an APMedium

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On a road, the distances of intervals are (6,12,18,\ldots) meters. What is the total distance of the first (25) intervals?

Answer and explanation

Correct answer: (1950)

This is the sum of the first (25) multiples of (6), so the total distance is (1950) meters. In sums of multiples, (a=d).

Related tags

Road Distance Multiples Ap Sum Finding The Sum Of The First $N$ Terms Of An Ap Finding The Sum Of The First N Terms Of An Ap Arithmetic Progressions (Ap)Arithmetic Progressions Ap Mathematics

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