Question

a rectangular grassy lawn measuring 45 metre is to be surrounded by a park which is 3 metre wide find calculate the cost of living the path at the rate of rupees 2.5 550 per square metre​

Answer 1

Answer:

Area of rectangular lawn=l*b=45*20=900m2

New length =45+3+3=45+6=51m

New breadth =20+3+3=20+6=26

New Area =l*b==51*26=1326m2

Area of path =1326-900=426m2

cost of levelling =426*2.5=1065rupees