Question

Round 0.02056 to three significant figures 0.0205 0.0206 0.021 0.020

Answer 1

In this question we are asked to round off the figure 0.02056 to three significant figures.

We are given with four options to chose best out of four

a) 0.0205

b) 0.0206

c) 0.021

d) 0.020

In this question, option (b) is correct i.e. 0.0206.

There are four significant rules, we should keep in mind during round off:

• Non-zero digits are so significant

• Zeros between two non-zero digits are significant

• Leading zeros are not significant

• Trailing zeros are important only if the number contains a decimal point

To know more about Round off:

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