F1 Scarlet Quiz
16. When was the Indianapolis 500 included in the Formula 1 Championship?

17. What was the most significant thing that happened in 1951?
  Ferrari won all but one rounds of the world championship. Failed to win the Indianapolis 500 race

18. Who won the constructor’s championship in 1952?

19. Who won the Driver’s championship in 1952?
  Alberto Ascari

20. When did Ferrari win its second Formula 1 constructors’ championship?