A geometric progression has first term and common ratio .

MATHEMATICS · Multi-part · CBSE · Mathematics · Sequences and Series · Sequences and Series

Problem

A geometric progression has first term 55 and common ratio 0.60.6. (i) Find the 10th10^{\text{th}} term of the progression. (ii) Calculate the sum of the first 1010 terms. (iii) The sum obtained in part (ii) is used as a down-payment on a gadget that costs ₹15,000. Determine the amount that still remains to be paid.

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