Task: Question Answering
Input (English): Problem: a , b and c completed a piece of work , a worked for 6 days , b for 9 days and c for 4 days . their daily wages were in the ratio of 3 : 4 : 5 . find the daily wages of c , if their total earning was $ 1480 ? 
Options: a ) $ 100 , b ) $ 150 , c ) $ 125 , d ) $ 134 , e ) $ 243
Output (English): a