Unitary Method

Teena buys a saree for $₹1500$ and sells it at a profit of $₹300$. If she buys another saree for $₹2000$ and sells it making the same rate of profit, what is her profit?

$32$ masons can build a wall in $9$ days. How many masons will complete the job in $24$ days?

If a train covers $210 \mathrm{km}$ in $3$ hours, what distance will it cover in $5$ hours at the same speed?

A factory produces $\mathrm{72,000}$ tools in $1$ year. How many tools will it produce in $10$ months?

Ashish made $56$ runs in $7$ overs and Nikhil made $42$ runs in $6$ overs. Who made more runs per over?