The ratio of the area of a circle to the area of a rectangle is 77 ∶ 18. The length of the rectangle is 36 cm and the ratio of the breadth of the rectangle to the radius of the circle is 2 ∶ 7. Find the product of the diameter of the circle and the width of the rectangle.
(Take π = 22/7)
1
112 cm2
2
124 cm2
3
144 cm2
4
142 cm2