You will be given a definition of a task first, then some input of the task.
In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Problem: in business , a and c invested amounts in the ratio 3 : 2 , whereas the ratio between amounts invested by a and b was 3 : 4 , if rs 30,000 was their profit , how much amount did b receive .
Options: a ) 1235 , b ) 62896 , c ) 6666 , d ) 8974 , e ) 5626
Output:
c