In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

[EX Q]: Problem: the area of a rectangular plot is 24 times its breadth . if the difference between the length and the breadth is 10 metres , what is its breadth ?
Options: ['a ) 14 metres', 'b ) 5 metres', 'c ) 7.5 metres', 'd ) data inadequate', 'e ) none of these']
[EX A]: a

[EX Q]: Problem: an isosceles triangle with sides 13 13 10 and there is a circle inscribed it . find the radius of circle ?
Options: ['a ) 1.32', 'b ) 3.33', 'c ) 3.58', 'd ) 4.34', 'e ) 5.18']
[EX A]: b

[EX Q]: Problem: in may , the grounds keeper at spring lake golf club built a circular green with an area of 64 square feet . in august , he doubled the distance from the center of the green to the edge of the green . what is the total area of the renovated green ?
Options: a ) 100 pi , b ) 144 pi , c ) 196 pi , d ) 256 pi , e ) 78
[EX A]:
d