Question

the side of a square field is 140 metres the cost of preparing a Grass lawn is 20 per square metre how much will it cost if the entire field is converted into a lawn​

Answer 1

Hey here is your answer

First

Find area of lawn (square) = side × side

so , 140 × 140 =19600 sq. metres

Now multiply area by 20

19600 × 20

Rupees 392000

Thank you

Mark as brainliest

Answer 2

Answer:

It costs rupees 3,92,000

Step-by-step explanation:

Side of a square = 140 meters

Area of the square field = S x S

140 x 140 = 19600

So, cost per meter square = Rs 20

Cost for 19600 square = amount per meter x area of the field

19600 x 20= RS 3,92,000