Home
Class 14
MATHS
A rectangle is having 15 cm as its lengt...

A rectangle is having 15 cm as its length and `150 cm^2` as its area then area is increased to `1 1/3` times the original area by increasing only its length its new perimeter is :

A

50 cm

B

60 cm

C

70 cm

D

80 cm

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ALLIGATION OR MIXTURE

    UPKAR PUBLICATION |Exercise QUESTION BANK|55 Videos
  • AVERAGE

    UPKAR PUBLICATION |Exercise QUESTION BANK|70 Videos

Similar Questions

Explore conceptually related problems

A rectangle has a perimeter of 72 cm. If its length is 20 cm then area of the rectangle in square centimetres is

The length of a rectangle exceeds its breadth by 7 cm. If the length is decreased by 4 cm , and the breadth is increased by 3 cm, the area of the new rectangle is the same as the area of the original ractangle. Find the length and breadth of the original rectangle.

The area of a rectangle is 240cm^(2). If its length is 20cm, find its breadth.

The area of a rectangle is A cm^(2) and length is l cm. Its perimeter (in cm) is

The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increased by 5 cm, the area of the rectangle is increased by 75 Sq cm. What is the length of the rectangle?

UPKAR PUBLICATION -AREA-QUESTION BANK
  1. Area of four walls of a room is 168 m^2. The breadth and height of the...

    Text Solution

    |

  2. The area of the 4 walls of a room is 77 m^(2). The length and breadth ...

    Text Solution

    |

  3. A rectangle is having 15 cm as its length and 150 cm^2 as its area the...

    Text Solution

    |

  4. The length of a rectangular room is 4 metres. If it can be partitioned...

    Text Solution

    |

  5. The length and breadth of square are increased by 40% and 30% respecti...

    Text Solution

    |

  6. A hall 20 m long and 15 m broad is surrounded by a verandah of uniform...

    Text Solution

    |

  7. A rectangular lawn 60 metres by 40 metres has two roads each 5 metres ...

    Text Solution

    |

  8. Of the two square fields, the area of one is 1 hectare, while the othe...

    Text Solution

    |

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

    Text Solution

    |

  10. The length of a rectangle is increased by 60%. By what percent would t...

    Text Solution

    |

  11. A park is 10 metres long and 8 metres broad. What is the length of the...

    Text Solution

    |

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

    Text Solution

    |

  13. The area of a rectangle is thrice that of a square. If the length o...

    Text Solution

    |

  14. If the diameter of a circle is increased by 100%. Its area is increase...

    Text Solution

    |

  15. If the radius of a circle is decreased by 50%, find the percentage ...

    Text Solution

    |

  16. The radius of a circle has been reduced from 9 cms to 7 cm. The approp...

    Text Solution

    |

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

    Text Solution

    |

  18. The area of a circular field is 13.86 hectares. The cost of farming it...

    Text Solution

    |

  19. The area of a circle is 38.5 sq. cm. Its circumference (in cm) is (use...

    Text Solution

    |

  20. If the circumference of a circle is 352 metre, then its area in m^2 is...

    Text Solution

    |