A rectangular lawn is 60m by 40m and has two roads, each 5m wide running in the middle of it , one parallel to its length and the other parallel to the breadth, as shown in the figure. Find the cost of constructing the roads at Rs. 80 per m² .
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The cost of constructing the roads is Rs. 35625. The length of the rectangular lawn is given as 60m and breadth is given as 40m.
Anonymous:
Kindly do some corrections- Area of rectangle 1= 60m×5m = 300m2 Area of rectangle2= 40m×5m= 200m2 Area of rectangle3= 5m×5m=25m2 Area of roads= [300m2 + 200m2]-25m2 = 500m2 - 25m =475 m2 Cost= 475 m2 × Rs.80= Rs. 38000.
Ok!! Thank you soo much!!!!
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