$A$ length of $5.997 \ m$ rounded off to three significant figures is written as .......... $m$.

$5.74 \; g$ of a substance occupies $1.2 \; cm^3$. Express its density (in $g/cm^3$) by keeping the significant figures in view.

The resistance is $10.845 \ \Omega$ and the current is $3.23 \ A$. The voltage is $35.02935 \ V$. Express the result in appropriate significant figures. (in $V$)

The uncertain digit in the measurement of a length reported as $41.68 \,cm$ is ...........

The number of significant figures in the measurement of a length $0.079000 \ m$ is

The length and breadth of a metal sheet are $3.124\,m$ and $3.002\,m$. The area of the sheet is: (in $,m^2$)