### Exercise condition:

8
The length and breadth of the rectangular courtyard are 187 $$m$$ and 88 $$m$$. Find the cost of levelling it at the rate of  $$₹$$4 per $$m²$$. Find the distance covered by a boy if he makes 6 rounds around the courtyard.

The perimeter of the courtyard is $$m$$.

Area of the courtyard is $$m²$$.

Distance covered by the boy in taking 6 rounds is  $$m$$.

The total cost of levelling is $$₹$$.