Answers revealed in the comments.
GAME 1
As of 2018, not counting games in the Pokémon series, three of the fifteen best-selling video games of all-time were released during the 20th century. Name any one of those games.
GAME 2
According to the Society for Human Resource Management, for which of the 10 annual U.S. federal holidays does the smallest percentage of U.S. businesses offer paid time off?
hebspeaks 
Game one answers:
Tetris
Super Mario Bros.
Duck Hunt
GAME 2 answers
Columbus Day