A rectangular lawn 80 meters by 60 meters has two roads, each 10 m wide, running through the middle of it, one parallel to the length and the other parallel to the breadth. Find the cost of gravelling the roads at Rs. 30 per square meter.
Q1. A rectangular lawn 80 meters by 60 meters has two roads, each 10 m wide, running through the middle of it, one parallel to the length and the other parallel to the breadth. Find the cost of gravelling the roads at Rs. 30 per square meter.
Answer: Rs. 39000
Explanation: The correct value is Rs. 39000. Apply the formula or arithmetic step shown in the question and