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      Question

      The circumference of a circle is 110 cm and the length

      of the rectangle is 4 times the radius of the circle. Find the area (in cm2) of the rectangle, if the ratio of length and the breadth of the rectangle is 7:6, respectively.
      A 4200 Correct Answer Incorrect Answer
      B 4000 Correct Answer Incorrect Answer
      C 4250 Correct Answer Incorrect Answer
      D 4255 Correct Answer Incorrect Answer
      E None of these Correct Answer Incorrect Answer

      Solution

      Let the radius of the circle = β€˜r’ cm Circumference of the circle = 2Ο€r 110 = 2 Γ— (22/7) Γ— r r = 17.5 Radius of the circle = 17.5 cm Length of the rectangle = 17.5 Γ— 4 = 70 cm Breadth of the rectangle = (70/7) Γ— 6 = 60 cm Area of the rectangle = 60 Γ— 70 = 4200 cm2

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