If the base of a rectangular is increased by 10% and the area is unchanged , then the corresponding altitude must to be decreased by?

Area Problems
If the base of a rectangular is increased by 10% and the area is unchanged , then the corresponding altitude must to be decreased by?

91/11 %

111/9 %

10%

11%

91/11 %

111/9 %

10%

11%

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Area Problems
The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length, the perimeters of the field is?

280 m

360 m

none of these

260 m

280 m

360 m

none of these

260 m

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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.

l=6; b=18; H=15

l=5; b=18; H=18

b=6; l=18; H=6

b=5; l=6; H=18

l=6; b=18; H=15

l=5; b=18; H=18

b=6; l=18; H=6

b=5; l=6; H=18

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Area Problems
If the radius of a circle is decreased by 50% , find the percentage decrease in its area.

65%

25%

35%

75%

65%

25%

35%

75%

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Area Problems
If the area of a semi-circle be 77 sq m, find its perimeter.

36 m

42 m

48 m

54 m

36 m

42 m

48 m

54 m

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Area Problems
What is the diameter of the circle having 3 cm radius?

6 cm

1.5 cm

8 cm

12 cm

6 cm

1.5 cm

8 cm

12 cm

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Area Problems

Area Problems If the base of a rectangular is increased by 10% and the area is unchanged , then the corresponding altitude must to be decreased by?

Area Problems The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length, the perimeters of the field is?

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.

Area Problems If the radius of a circle is decreased by 50% , find the percentage decrease in its area.

Area Problems If the area of a semi-circle be 77 sq m, find its perimeter.

Area Problems What is the diameter of the circle having 3 cm radius?

Area Problems
If the base of a rectangular is increased by 10% and the area is unchanged , then the corresponding altitude must to be decreased by?

Area Problems
The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length, the perimeters of the field is?

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.

Area Problems
If the radius of a circle is decreased by 50% , find the percentage decrease in its area.

Area Problems
If the area of a semi-circle be 77 sq m, find its perimeter.

Area Problems
What is the diameter of the circle having 3 cm radius?