Because he doesn’t want to
Answer:
since out of 26, 16 are females,
therefore the rest 10 are males i.e.,
10/26 => 5/13 are males .,
and.......this not an English question........
He shows the policeman a white card after which the policeman apologizes and leaves without giving him a ticket. Apparently, Gatsby had previously done a favor for the police commissioner and was given that card in return.
Hope this helped :)