the length and breadth of a rectangular field are in the ratio 5 is to 4 and the area of the field is 720 metre square calculate the cost of growing grass over the area of the rate of rupees 12 per metre square
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Step-by-step explanation:
here l=5x
b=4x
area of rectangle= l×b
720=5x×4x
720=20x
720/20=x
36=x
l=180m
b=144m
therefore cost for growing grass on the field=720×12
=₹8640
the cost for growing grass on the field is ₹8640
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