Arithmetic Questions And Answers :: Area: part4

6.The cost of cultivating a square field at the rate of Rs. 160 per hectare is Rs. 1440. The cost of putting a fence around it at 75 paise per metre is:

7.The area of a rectangle is three that of a square. Length of the rectangle is 40 cm and the breadth of the rectangle is (3/2) times that of the side of the square. The side of the square in cm is:

8.The length of a plot is four times its breadth. A playground measuring 1200 square metres occupies a third of the total area of the plot. What is the lengthof the plot in metres?

9.The cost of carpeting a room 15 metres long with a carpet 75 cm wide at 30 paise per metre is Rs. 36. The breadth of the room is:

10.Area of a square hectare. The diagonal of the square is: