The task is to generate the correct answer for a given math problem.

[Q]: Problem: if shares of two persons in profits are rs . 600 and rs . 1000 then ratio of their capitals is
[A]: 3 : 5


[Q]: Problem: if a drawing has an outer circle of diameter 30 and an inner circle of diameter 24 , then what fraction of outer circle ' s surface is not covered by the inner circle ?
[A]: 9 / 25', 'e ) 2 / 3'


[Q]: Problem: if the volume of the cube is 729 cm 3 , then the surface area of the cube will be
[A]:
486 sq . cm', 'b ) 456 sq . cm', 'c ) 446 sq . cm', 'd ) 476 sq . cm', 'e ) none of these'