Task: Question Answering
Input (English): Problem: a beaker contains 180 liters of alcohol . on 1 st day , 60 l of alcohol is taken out and replaced by water . 2 nd day , 60 l of mixture iss taken out and replaced by water and the process continues day after day . what will be the quantity of alcohol in beaker after 3 days 
Options: a ) 53.3 , b ) 53.8 , c ) 53.7 , d ) 53.5 , e ) 353.3
Output (English): a