Question

Find the cost of fencing a square park of side $250m$ at the rate of Rs. $20$ per metre.

Answer 1

Perimeter of square park $=4\times Side$

Here,

Side $=250m$

Perimeter of square park $=4\times 250$

$=1000m$

Cost of fencing of the park at the rate Rs.20 per meter $=1000\times 20$

$=Rs.20000$