Task: Question Answering
Input (English): Problem: in one day , juan sends keith 8 times as many messages as he sends laurence , and laurence sends missy 4.5 times as many messages as he receives from juan . if missy received 18 messages from laurence , how many messages does keith receive from juan ? 
Options: a ) 13 , b ) 26 , c ) 32 , d ) 48 , e ) 56
Output (English): c