Round off the following to report each in three significant figures : (a) 13.821 (b) 4.256 and ( c) 162.5

Round off the following to report each in three significant figures :

1.	Round off the following to report each in three significant figures : (a) 13.821 (b) 4.256 and ( c) 162.5
Answer» SOLUTION :Rounding each in 3 significant FIGURES, (a) 13.821 is reported as 13.8, (b) 4.356 is reported as 4.36 and ( c) 162.5 is reported as 162