Logic Puzzles
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A group of ten people are being photographed.
The photographer places them into ten different positions.
He continues to shuffle them until he has taken picturesof the ten persons in all possible groupings.How many pictures will he take?
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Mister White, Black and Rust are teachers.
There are five subjects to teach : English, French, math, history and geography.Hints : 1) Mister Black does not comprehend angles.
2) Mister White is the only one who knows where the Rocky Mountains are situated..
3) Each teaches three subjects.
4) No subject is taught by three persons.
5) Certain subjects are taught by two people.
6) Mister Rust is bilingual.Who teaches what subjects?
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A shell is tied to the side of a boat.
The shell hangs 3 metres above water level.
The water rises 2cm an hour.How much time will it take before water touches the shell?
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