Nirmal Singh

A painting 8cm long and 5 cm wide is painted on a cardboard such that there is a margin of 1.5cm along each of its side, find the total area of the margin.

How many paving stones, each measuring 80cm by 50cm are required to pavea rectangular courtyard 30m long and 20m broad??

A square lawn is surrounded by a path 2.5m wide, if the area of the path is 165m square, find the area of the lawn

A ractangular lawn 70m by 50m has two crosslands, each 5m wide, running through its middle, one parallel to its length and the other parallel to its breadth find the cost of constructing the road as Rs. 20 per meter sqaure.>