It is $260 \mathrm{km}$ from Patna to Ranchi by air and $320 \mathrm{km}$ by road. An aeroplane takes $30 \mathrm{mins}$ to go from Patna to Ranchi whereas a deluxe bus takes $8 \mathrm{hrs}$. Find the average velocity of the bus.

The speed of a car as a function of time is shown in the following figure. Find the distance traveled by car in $8 \mathrm{s}$ and its acceleration.

In the following figure, the graph of velocity versus time for a particle going along the $x$-axis is shown. Find the distance traveled in $0$ to $10 \mathrm{s}$.

The following figure shows the graph of velocity versus time for a particle going along the $X‐$axis. Find the displacement in $0$ to $10 \mathrm{s}$.