Question

12 A rectangular lawn 80 m by 60 m has two roads each 10 m wide running in the middle of which one is patal
to the length and the other parallel to its breadth. Find the cost of gravelling them at rs30 per square metre​

Answer 1

Answer:

Note: The roads overlap in the middle of rectangle and form a square having side of 10m. Area of square = 100m². = 1300m². =Rs 1,560