Task: Question Answering
Input (English): Problem: a trader purchased two colour televisions for a total of rs . 35000 . he sold one colour television at 30 % profit and the other 40 % profit . find the difference in the cost prices of the two televisions if he made an overall profit of 32 % ? 
Options: a ) 21000 , b ) 21009 , c ) 21029 , d ) 21298 , e ) 21098
Output (English): a