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

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What is the sum of all three-digit numbers divisible by (17)?

Answer and explanation

Correct answer: (31518)

The numbers are (102,119,\ldots,986), and there are (53) terms. Exam tip: find the first and last three-digit multiples.

Related tags

Ap Three-Digit-Multiples Expert 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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