Area Problems

Area Problems
The perimeter of an equilateral triangle is 90 cm. Find its area.

151?3 sq cm

135?3 sq cm

225?3 sq cm

250?3 sq cm

151?3 sq cm

135?3 sq cm

225?3 sq cm

250?3 sq cm

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Area Problems
The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?

40

None of these

Data inadequate

120

40

None of these

Data inadequate

120

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Area Problems
The area of a rectangle, 144 m long is the same as that of a square having a side 84 m long. The width of the rectangle is?

14 m

7 m

49 m

Cannot be determined

14 m

7 m

49 m

Cannot be determined

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Area Problems
A room is half as long again as it is broad. The cost of carpeting the at Rs. 5 per sq.m is Rs. 270 and the cost of papering the four walls at Rs. 10 per sq.m is Rs. 1720. If a door and 2 windows occupy 8 sq. m, find the dimensions of the room.

b=6; l=18; H=6

l=6; b=18; H=15

l=5; b=18; H=18

b=5; l=6; H=18

b=6; l=18; H=6

l=6; b=18; H=15

l=5; b=18; H=18

b=5; l=6; H=18

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Area Problems
The diameter of a wheel is 63 cms. Distance travelled by the wheel in 100 revolutions is?

136 meters

99 meters

63 meters

198 meters

136 meters

99 meters

63 meters

198 meters

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Area Problems
The length of a class room floor exceeds its breadth by 25 m. The area of the floor remains unchanged when the length is decreased by 10 m but the breadth is increased by 8 m. The area of the floor is

4870 sq.m

4987 sq.m

4442 sq.m

5100 sq.m

4870 sq.m

4987 sq.m

4442 sq.m

5100 sq.m

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