Question

The cost of levelling a square lawn at 15 per square metre is 19,935. Find the
cost of fencing the lawn at 22 per metre.​

Answer 1

Answer:

Rs3207.60.

Step-by-step explanation:

The cost of levelling a square lawn at Rs 15 per square metre is Rs 19,935.

∴ Area of the square lawn =

19935

15

 

=1329 METRE PER SQUARE

∴ Side of the square lawn (a)=

√

1329

=36.45m

Perimeter of the lawn, (P)=4a=4∗36.35=145.80m

So, cost of fencing the lawn at Rs 22 per metre =145.80∗22=3207.60 Rs

So, the required cost will be Rs3207.60.

HOPE THAT THIS WILL HELP YOU MATE.