Mathematics · Mensuration

There is a non-uniform path around a rectangular field. The path is 2 meters wide along the length of the field and 3 meters wide along the width of the field. The cost of paving this path is ₹1620 at a rate of ₹10 per square meter. If the diagonal of the field measures 25 meters, find the cost of fencing the field at a rate of ₹50 per meter.