Rahul starts a saving plan by depositing ₹400 in the first month

MATHEMATICS · Subjective · CBSE · Mathematics · Arithmetic Progressions · Arithmetic Progressions

Problem

Rahul starts a saving plan by depositing ₹400 in the first month. Each month he deposits ₹50 more than in the previous month, and he stops when a monthly deposit reaches exactly ₹1,100. Determine the total amount he deposits under this scheme.

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