Q166. What is the ratio of the sum of the first 3 terms of a geometric series to the sum of the first 6 terms of the same series?Mathematics — Sequences and Series — Question 166 of 208A. 1 / (1 - r)B. 1 / (1 + r)C. 1 / (1 + r3)D. 1 / (1 - r3)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →