Off Topic — HabitableZone

Off Topic » in reply to Brain Teaser

Two more

#1 This one is fun.

You have three crates of fruit: Apples, Oranges and Apples+Oranges.

You know all three crates are mislabeled.

How many pieces of fruit do you need to pull out to determine what fruit is in which crate?

#2

Arrange the numbers 1-9 on a tic-tac-toe board so that all columns, rows and both diagonals add up to the same number.

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