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

[Q]: Problem: what is the ratio between perimeters of two squares one having 5 times the diagonal then the other ? 
Options: a ) 5 : 1 , b ) 3 : 1 , c ) 5 : 8 , d ) 3 : 2 , e ) 8 : 3
[A]: a


[Q]: Problem: the area of a rectangular plot is 23 times its breadth . if the difference between the length and the breadth is 10 metres , what is its breadth ? 
Options: a ) 13 metres , b ) 5 metres , c ) 7.5 metres , d ) data inadequate , e ) none of these
[A]: a


[Q]: Problem: six dots are evenly spaced on the circumference of a circle . how many combinations of three dots can we make from these 6 dots that do not form an equilateral triangle ? 
Options: ['a ) 18', 'b ) 17', 'c ) 16', 'd ) 15', 'e ) 14']
[A]:
a