A man can read $180$ words in $1 \mathrm{minute}$. How much time will it take him to read $768$ words?

Sunita types $1080$ words in $1 \mathrm{hour}$. Find her rate of typing per $\mathrm{minute}$.

$25$ labourers make a $7.5 \mathrm{km}$ long road in one week. How many labourers will make a road of $10.2 \mathrm{km}$ long in one week?

The weight of $10$ bags of cement is $4.5 \mathrm{quintal}$. What will be the weight (in $\mathrm{quintal}$) of $35$ such bags?

A passenger train covers a distance in $4 \mathrm{hours}$ with a speed of $12 \mathrm{km}/\mathrm{hr}$. If the speed is increased to $24 \mathrm{km}/\mathrm{hr}$, how much time (in $\mathrm{hours}$) will it take to cover the same distance?

A passenger train covers a distance in $4 \mathrm{hours}$ with a speed of $12 \mathrm{km}/\mathrm{hr}$. If the speed is increased to $36 \mathrm{km}/\mathrm{hr}$, how much time (in $\mathrm{hours}$) will it take to cover the same distance?

State whether the pair of values of $x \& y$ in the table are in inverse variation.

State whether the pair of values of $x \& y$ in the table are in inverse variation.

State whether the pair of values of $x \& y$ in the table are in inverse variation.