Home
Class 14
MATHS
If the length of a rectangular field is ...

If the length of a rectangular field is doubled and its breadth is halved (i.e, reduced by 50% ) . What is percentage change in its area ?

A

`0%`

B

`10%`

C

`25%`

D

`33.33%`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • LOGARITHM

    QUANTUM CAT|Exercise QUESTION BANK|159 Videos
  • NUMBER SYSTEM

    QUANTUM CAT|Exercise QUESTION BANK|1091 Videos

Similar Questions

Explore conceptually related problems

The length of a rectangle is increased by 10% and the breadth is increased by 25%. What is the percentage change in its area?

If the length of a rectangle is increased by 50% and breadth is decreased by 25%, what is the percentage change in its area? 12.5% increase (b) 10% increase (c) 25% increase (d) 20% decrease

If length of the rectangle is increased by 50% and breadth is decreased by 20% . Then what is the percentage change in the area?

The length of a reactangle is increased by 10% while its breadth is decreased by 10%. what is the consequent percentage change in the area of the reactangle ?

If length of the rectangle is increased by 50% and breadth is decreased by 20%. Then, what is the percentage change in the area?

The length of a rectangle is decreased by 10% and its breadth is increased by 10%. By what percent is its area changed ?

The length of a rectangular field is 100 m and its breadth is 40 m. What will be the area of the field?

If the radius of cylinder is doubled, but height is reduced by 50% . What is the percentage change in volume ?

QUANTUM CAT-MENSURATION-QUESTION BANK
  1. Find the cost of paving a courtyard 316.8 m xx 65m with stones measuri...

    Text Solution

    |

  2. A rectangular garden 63 m long and 54 m broad has a path 3m wide insid...

    Text Solution

    |

  3. If the length of a rectangular field is doubled and its breadth is hal...

    Text Solution

    |

  4. A path of uniform width runs all around the inside of rectangular fie...

    Text Solution

    |

  5. A drawing room is 7.5 m long 6.5 m broad and 6 m high . Find the leng...

    Text Solution

    |

  6. A square field of 2sq. Km is to be divided into two equal parts by a ...

    Text Solution

    |

  7. There are two square fields. Of the two squares fields one contains 1...

    Text Solution

    |

  8. The expenses of carpeting a half of the floor were Rs. 759, but if the...

    Text Solution

    |

  9. If a roll of paper 1 km long has area 1/25 hectare, how wide is the pa...

    Text Solution

    |

  10. The diagonal and one side of a rectangular plot are 289 m and 240 m r...

    Text Solution

    |

  11. How many tiles 20 cm by 40 cm will be required to pave the floor of a ...

    Text Solution

    |

  12. If the area of a square be 22050 sq. cm . Find the length of diagonal ...

    Text Solution

    |

  13. If requires 90 g paint for painting a door 12 cm xx 9 cm , how much p...

    Text Solution

    |

  14. The area of a rectangular football field is 24200 sq.m. It is half as ...

    Text Solution

    |

  15. The area of the four walls of a room is 2640 sq. m and the length is t...

    Text Solution

    |

  16. If the perimeters of a square and a rectangle are the same, then th...

    Text Solution

    |

  17. If the perimeter of a rectangle and a square each is equal to 80 cm an...

    Text Solution

    |

  18. The number of square shaped tin sheets of side 25 cm that can be cut ...

    Text Solution

    |

  19. The length and breadth of a rectangular fields are 120 m and 80 m resp...

    Text Solution

    |

  20. A 5m wide lawn is cultivated all along the outsides of a rectangular ...

    Text Solution

    |