List of top Physics Questions on Significant figures and Decimal Places asked in KEAM

The number of significant figures in $50000.040 \times 10^{-3}$ is

Of the given numbers,
(1) 25300
(2) 5.600
(3) 0.07200
the number of significant figures for

An object having a velocity of 5 m/s is accelerated at the rate 2 m/s\(^2\) for 6s. Find the distance travelled during the period of acceleration.