Selina Concise Mathematics Class 10 ICSE Solutions Geometric Progression Selina Publishers Concise Mathematics Class 10 ICSE Solutions Chapter 11 Geometric Progression Geometric Progression Exercise 11A – Selina Concise Mathematics Class 10 ICSE Solutions Question 1. Find, which of the following sequence form a G.P. : (i) 8, 24, 72, 216, …… (ii) , …….. (iii) 9, […]