Question

How many significant figures should be present in the answer of the following calculations ?

$\frac{2.5\times 1.25\times 3.5}{2.01}$

Answer 1

Least precise term 2.5 or 3.5 has two significant figures.

Hence, the answer should have two significant figures

$\frac{2.5\times 1.25\times 3.5}{2.01}\approx 5.4415=5.4$