PUZZLE #1 Mr.
Smith went to a shop yesterday where he spent half of his money within
30 minutes. After spending his money he had the same amount (number) of
cents as he had before in dollars and he possessed half as many dollars
as he had before in cents. How much money did he spend? ANSWER #1 (click to enlarge):  ------------------------------------------------------------------- PUZZLE #2 Mr. McGuire asked a police-officer: "Could you please tell me what time it is?" Officer Clany who was known to like mathematics answered: "If you add 1/4 of the time from midnight up to now to 1/2 of the time from now to midnight you have the exact time. So what time is it? ANSWER #2 (click to enlarge):  ----------------------------------------------------------------- PUZZLE #3 2, 6, 30, 260, ____ ANSWER #3 N^n+n.. ------------------------------------------------------------------ PUZZLE #4 12, 35, 711, 1317, 1923, 2931, _____ ANSWER #4 Each member contains two sets of prime numbers, consecutively. ----------------------------------------------------------------------- PUZZLE #5 more than one answer. I'm looking for a perfect answer, though (Also a solid answer): 4, 6, 8, 12, ____ ANSWER #5 Number of faces of Platonic solids in the order tetrahedron, cube, octahedron, dodecahedron, icosahedron. --------------------------------------------------------------------- PUZZLE #6 1, A, 13, 1C, 25, ____ ANSWER #6 The formula is: A+9=B, B+9=C... (only in Hexadecimal which is base 16). -------------------------------------------------------------------- PUZZLE #7 1, 4, 36, 576, 14400, _________ ANSWER #7 N!^2, N+1!^2... --------------------------------------------------------------- PUZZLE #8 0, 1, 1.585, 2, 2.322, 2.585, 2.807, 3, 3.170, 3.322, _____ HINT: A SLIDE RULE WOULD HELP ANSWER: #8 2 (log n) = 1,2,3,4,etc --------------------------------------------------------------- PUZZLE # 9 #:1 :: Matrix : _____ ANSWER: #9 THE IDENTITY MATRIX, WHICH IS EQUAL TO ONE. A THREE COLUMN IDENTITY MATRIX: 100 010 001 --------------------------------------------------------------------     ------------------------------------------------------------------ Hose puzzle: Large hose rate=1/10 pool per hour |