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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 two-digit numbers that leave remainder (2) when divided by (5)?

Answer and explanation

Correct answer: (936)

The numbers are (12,17,\ldots,97), and there are (18) terms. Exam tip: choose the first term of the remainder AP correctly.

Related tags

Ap Remainder-Sequence 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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