A person saves money every month in such a way that the amounts saved form an…
MATHEMATICS · Multi-part · A Level · Mathematics · Sequences and series · Sequences and series
Problem
A person saves money every month in such a way that the amounts saved form an arithmetic progression. The amount saved in the 10th month is ₹2,500, and the total amount saved in the first 12 months is ₹25,800.
(i) Find the amount saved in the first month and the monthly increase in savings.
(ii) Using these values, determine the total amount the person will have saved in 18 months.