Question

Round the numbers to the nearest 3 significant figures and then estimate their product to the nearest 4 significant figures : a) 3852 x 4926​

Answer 1

Answer:

3852 → 3850

4926 → 4930

In multiplication, answer is given in least sig fig present in the question, after normal multiplication.

As 3852 × 4926 = 18974952 (calculator),

this answer will have only 4 sig figs.

So, the answer is 1,89,70,000 or 1.897 × 10⁷