Question

If 62.24 cm is divided by 2.0 s, the result upto appropriate significant figures is

31.12 cm/s

31.1 cm/s

31.2 cm/s

3.1 x 10 cm/s​

Answer 1

Answer:

Rule: In multiplication or division, the final result should retain as many significant figures as are there in the original number with the least significant figures.

2.54 contain the least significant figures of 3

2.54

97.52

=38.393=38.4