Question

round off 0.0525 to a number with two significant figures?! ​

Answer 1

Answer:

0.052 is the number rounded to 2 significant figures.

Explanation:

Given the number  0.0525.

• Significant figures of a number are the digits in the number that are reliable and necessary to indicate the measure of a quantity.
• All non-zero numbers are significant.
• Leading zeros are not significant.    

The number contains 3 significant figures and 4 decimals.

To round off 0.0525 to two significant figures, we require to round it off to 3 decimal places after the decimal point.            

Since, the first digit to be dropped is 5, and since 2 < 5 and 2 is an even number so, simply drop 5.  

Hence, 0.052 is the number rounded to 2 significant figures.