Area Problems
A rectangle has 15 cm as its length and 150 cm 2 as its area .Its area is increased to 1 1 / 3 times the original area by increasing only its length . Its new perimeter is?

50 cm
70 cm
80 cm
60 cm

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Area Problems
The cost of papering the four walls of a room is Rs. 48. Each one of length, breadth and height of another room is double that of this room.The cost of papering the walls of the new room is?

Rs. 96
Rs. 192
Rs. 298
Rs. 384

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Area Problems
A rectangular carpet has an area of 60 sq. m. Its diagonal and longer side together equal 5 times the shorter side, The length of the carpet is?

12 m
5 m
14.5 m
13 m

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Area Problems
The area of circle inscribed in an equilateral triangle is 154 sq cm. What is the perimeter of the triangle?

42 cm
21 cm
42?3 cm
21?3 cm

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