✿ Big Test ✿

56 11 87

by http_jihoon

by http_jihoon

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✿ｐｕｚｚｌｅｓ✿

There was a robbery in which a lot of goods were stolen. The robber(s) left in a truck. It is known that : (1) Nobody else could have been involved other than A, B and C. (2) C never commits a crime without A's participation. (3) B does not know how to drive. So, is A innocent or guilty?

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Stephen was looking at a photo. Someone asked him, "Whose picture are you looking at?" He replied: "I don't have any brother or sister, but this man's father is my father's son." So, whose picture was Stephen looking at?

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Suppose there is this little town with a finite numer of people: (1) No two inhabitants have exactly the same number of hairs. (2) No inhabitant has exactly 409 hairs. (3) There are more inhabitants than there are hairs on the head of any inhabitant. So, what is the largest possible number of inhabitants in that little town?

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This puzzle is from the late logician and mathematician Raymond M. Smullyan: A dealer bought an article for $7, sold it for $8, bought it back for $9, and sold it for $10. How much profit did he make? answer

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(just a little test that'll tickle your mind and since school is coming up soon this might help a bit)

3:45 PM SHARP IS OUR ENDING