In 1979 approximately of the 37.3 million airline passengers traveling to or from the United States used Kennedy Airport. If the number of such passengers that used Miami Airport was the number that used Kennedy Airport and 4 times the number that used Logan Airport, approximately how many millions of these passengers used Logan Airport that year?
are you sure about question? your question is pretyy much similar to this one: http://www.gmatclub.com/phpbb/viewtopic ... ight=logan
make sure you posted the question correctly..