๐Ÿ“ข Too many exams? Donโ€™t know which one suits you best? Book Your Free Expert ๐Ÿ‘‰ call Now!

  • google app store apple app store
  • โœ–

      Question

      The ratio of length to breadth of a rectangle is 5:4,

      respectively. Perimeter of rectangle is 108 cm. If each side of a square is 25% more than the breadth of rectangle, then find the difference between perimeters of the square and the rectangle.
      A 12 cm Correct Answer Incorrect Answer
      B 16 cm Correct Answer Incorrect Answer
      C 20 cm Correct Answer Incorrect Answer
      D 22 cm Correct Answer Incorrect Answer
      E 18 cm Correct Answer Incorrect Answer

      Solution

      Let the length and breadth of the rectangle be 5x cm and 4x cm, respectively According to the question, 2 ร— (5x + 4x) = 108 Or, x = 54/9 = 6 Therefore, each side of the square = 1.25 ร— 4x = 30 cm Perimeter of the square = 4 ร— 30 = 120 cm Required difference = 120 โ€“ 108 = 12 cm

      Practice Next
      ask-question