Ncert Exercises & Solutions

The number of significant figures in 0.06900 is:

1. 5

2. 4

3. 2

4. 3

(2)

Hint: The zeros before the non-zero digits are not significant.

Step 1: Count the significant figures.

In 0.06900, the underline zeroes are not significant. Hence, the number of significant figures is four (6900).