PROBLEM-SOLVING CHALLENGE #901
PROBLEM:
Let's say you enter a lift (elevator) at a certain floor (level). The lift then moves down 9 floors, up 5 floors and up another 6 floors. If you are then on the 14th floor, at which floor did you enter the lift?		 Hint 1

Hint 2

Hint 3

Hint 4

Hint 5

Hint 6




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