Rupa saves ₹100 in the first week of the year and increases her weekly saving by ₹20…
MATHEMATICS · Multi-part · A Level · Mathematics · Sequences and series · Sequences and series
Problem
Rupa saves ₹100 in the first week of the year and increases her weekly saving by ₹20 every week thereafter.
(i) In which week will her weekly saving first exceed ₹500?
(ii) What exact amount will she save during that particular week?