Ali saves ₹50 on the first day of a month and increases his saving by ₹15 each…

MATHEMATICS · Single correct · A Level · Mathematics · Sequences and series · Sequences and series

Problem

Ali saves ₹50 on the first day of a month and increases his saving by ₹15 each subsequent day. On which day will he first save at least ₹500 in a single day? (a) 35 (b) 31 (c) 30 (d) 32

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