What is the common ratio of the Geometric Progression (G.P.) 3, 6, 12, 24, ...?
A.3
B.2
C.1/2
D.6
Answer: B
The common ratio (r) of a G.P. is found by dividing any term by its preceding term. \(r = \frac{6}{3} = 2\) or \(r = \frac{12}{6} = 2\). The common ratio is 2.