Area - Questions and Answers

16. Of the two square fields the area of the one is 1 hectare, while the another one is broader by 1%. The difference in areas is:

17. 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:

18. If the length of diagonal AC of a square ABCD is 5.2 cm, then area of the square ABCD is:

19. The length and breadth of a playground are 36 m and 21 m respectively Flagstaffs are required to be fixed on all along the boundary at 3 distance of 3 m apart. The number of flagstaffs will be:

20. If the side of a square be increased by 4 cms, the area increases by 60 sq. cms. The side of the square is: