Max's birthday is April 23rd - his mom sent him a card with $50 and his grandma sent him a card with
$35 in it. He deposits both into his account.
Max pays $21.75 for his gym membership on April 25th.
Max goes to get pizza with his friend on April 27th. The bill is $35.80 and they split it evenly between
the two of them. How much money does Max have as of April 27th after he pays for pizza?