State the number of significant figures in the following
0.08240

Explanation

To determine the number of significant figures in the number 0.08240, we can follow these steps:

### Step-by-Step Solution:

1. **Identify the Number**: We are given the number 0.08240.

2. **Recognize the Leading Zeros**: The leading zeros (the zeros before the first non-zero digit) do not count as significant figures. In this case, the leading zeros are the two zeros before the digit 8.

...