Just out of curiosity, what were the clues for Pottermore?

日 1
How many breeds of owl are featured on the Eeylops Owl Emporium sign? Multiply this number によって 49.

日 2
What is the number of the chapter in which Professor McGonagall cancels the Quidditch match between Gryffindor and Hufflepuff? Multiply this number によって 42.

日 3
In the Gryffindor versus Slytherin Quidditch match, in Harry’s third year, how many points is Gryffindor leading によって before Harry catches the Golden Snitch? Multiply this number によって 35.

日 4
How many students take part in the Triwizard Tournament during Harry’s fourth year? Multiply this number によって 28.

日 5
What is the house number of the Headquarters for The Order of the Phoenix in Grimmauld Place? Multiply this number によって 21.

日 6
How many chapters are there in HARRY POTTER and the Half-Blood Prince? Multiply this number によって 14.

日 7
How many Deathly Hallows are there? Multiply this number によって 7.