Question

Perimeter of a rectangle is x cm and circumference of a circle is (x + 6)
cm. The length of the rectangle is ______
cm. The ratio of the radius of the circle and the length of the rectangle is 1:2 and ratio of length and breadth of the rectangle is 7:3.

A 35 cm
B 21 cm
C 25 cm
D 15 cm
E none of these
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