Area - Questions and Answers

11. The length and breadth of a rectangular piece of land are in ratio of 5:3. The owner spent Rs. 3000 for surrounding it from all the sides at Rs. 7.50 per metre. The difference between its length and breadth is:

12. The length of a rectangular plot is twice its width. If the length of a diagonal is 9 metres, the perimeter of the rectangle is:

13. A verandah 40 metres long 15 metres broad is to be paved with stones each measuring 6 dm by 5 dm. the number of stones required is:

14. Area of four walls of a room is 77 square metres. The length and breadth of the room are 7.5 metres and 3.5 metres respectively. The height of the room is:

15. The length of rectangular room is 4 metres. If it can be partitioned into two equal square rooms, what is the length of each partition in metres?