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On increasing each side of a square by 2...

On increasing each side of a square by 25%, the increase in area will be 25% (b) 55% 55.5% (d) 56.25%

A

0.25

B

0.55

C

0.405

D

0.5625

Text Solution

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The correct Answer is:
B
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RS AGGARWAL-MENSURATION-EXERCISE 20G(MCQ)
  1. The area of a square field is 0.5 hectare. The length of its diagonal ...

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  2. The length of a rectangular field is thrice its breadth and its perime...

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  3. On increasing each side of a square by 25%, the increase in area wi...

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  4. The ratio of the area of a square to that of the square drawn on its d...

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  5. The perimeters of a square and a rectangle are equal. If their area be...

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  6. The length and breadth of a rectangular field are in the ratio 5 : 3 a...

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  7. The length of a room is 15 m. The cost of carpeting it with a carpet 7...

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  8. The sides of a triangle measure 13 cm, 14 cm and 15 cm. Its area is

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  9. The base and height of a triangle are 12 m and 8 m respectively. Its a...

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  10. The area of an equilateral triangle is 4sqrt3 cm^(2). The length of ea...

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  11. Each side of an equilateral triangle is 8 cm long. Its area is

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  12. The height of an equilateral triangle is sqrt6 cm. Its area is

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  13. One side of a parallelogram is 16 cm and the distance of this side fro...

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  14. The lengths of the diagonals of a rhombus are 24 cm and 18 cm respecti...

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  15. The difference between the circumference and radius of a circle is 37 ...

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  16. The perimeter of the floor of a room is 18 m and its height is 3 m. Wh...

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  17. How many metres of carpet 63 cm wide will be required to cover the flo...

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  18. If the diagonal of a rectangle is 17 cm long and its perimeter is 46 c...

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  19. If the ratio of the areas of two squares is 9:1, then the ratio of the...

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  20. The ratio of the areas of two squares, one having its diagonal doub...

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