Task: Question Answering
Input (English): Problem: of the land owned by a farmer , 90 percent was cleared for planting . of the cleared land , 30 percent was planted with soybeans and 60 percent of the cleared land was planted with wheat . if the remaining 540 acres of cleared land was planted with corn , how many acres did the farmer own ? 
Options: a ) 7200 , b ) 6000 , c ) 3500 , d ) 5000 , e ) 6200
Output (English): b