Question

The common ratio of the G.P. 0.15, 0.015, 0.00015, ...... is ______.

Options

• 0.1

• 0.01

• 1

• 0.001

Answer 1

The common ratio of the G.P. 0.15, 0.015, 0.00015, ...... is 0.1.

Explanation:

Using the first two terms, 

$$r = \frac{0.015}{0.15} = 0.1$$