A rectangular plot measures 60 m by 40 m. A gravel path 3 m wide is built all round it on the outside. What is the cost of gravelling the path at Rs. 12 per square metre?
Correct answer C. Rs. 7,632
Explanation
Outer area = 66 x 46 = 3036 sq m. Path area = 3036 - 2400 = 636 sq m. Cost = 636 x 12 = Rs. 7,632.
Answer checked How we write and check questions
Discussion