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obvious

... integer can be taken as the integer itself. Hence, each element of a primeary set must be a prime number. Obviously, the sum of an even number of primes distinct from 2 is always even, so only sums o...
...' questions. The goal is to provide a witty, silly, erudite, or other unexpected question, rather than an 'obvious' question. For example, for the answer 'hinge', the question might be 'What does a mi...
...t is the probability that the cab involved in the accident was Blue rather than Green? If it looks like an obvious problem in statistics, then consider the following argument: The probability that the...
Enigma 1304 - Some obvious facts New Scientist magazine, 28 August 2004, by Susan Denham. You know that: * NINETY is divisible by 9, * TEN is 1 more than a perfect square divisible by 9, * the
...-list for one-syllable names (so I may have consequently missed a city), but the solution I got wasn't too obvious. Thanks, Leroy Quet PS: Okay. If you must, and after thinking about this for a lo...
...side such that the product of the three sides on the table is always equal. I hope the answer is not too obvious. Although I suspect it is. Regards Matthew Newell...
...tic: any number must be the subract of the above two. For example, if I want to dispose first 3 number, an obvious solution is: 3 2 1 (1=3-2). If I have to dispose first 6 numbers, a possibile sol...
... that is, full binary trees labelled from 1 to (2^n - 1), such that every branch sums to a prime number. Obviously there is only one 2 4 1 with n = 2, and there are / / / six with n = 3, unless I...
...iven a multiple choice questionnaire and asked to indicate the category(A/B/C/D/E) which they belonged to. Obviously they would indicate their category as per their nature, i.e. truthful ones would al...
This seems like something that MUST have been thought about before. For a positive integer, n, take all of the distinct integers 1 to n. Place them along an integer number-line such that: (Or you ca
...95, 61, 440, 2.5 Today he gave the following hint(s): If you figure out the WHY part, the answer will be obvious. The math is a red herring. Anyone have any ideas?...
...n calls in total, ) to both 'color' and 'switch' combined, then I think there is no ) solution possible. Obviously, because you could never be sure you have the right solution unless you have called...
...the common links in each set of three words below. Example: Venue, Mark, Plato = Venus, Mars, Pluto. The obvious link is Planets of the solar system. With that in mind, attempt the following sets ...
What well-known singer (who is also known for acting) goes by a name which, if rot13'd, has an obvious connection to the name of the singer's daughter?
...ITYM: If switch 0 is in the OFF position and they have not already done so, switch 0 to the ON position. Obviously, this is what you meant....
...nto a square such that the final square packet has the same thickness (number of layers) at every point? Obviously rectangles with a side ratio of 1:n, where n is an integer, can be folded into such...
...y this puzzle is about permutations: place N items numbered from 1 to N in N places, also numbered 1 to N. Obviously there are N! ways to do that. But how many permutations are there in which of the i...
...t Christmas songs have been done many times but if the song is for example 'White Christmas,' it should be obvious that the singer I'm going for is Bing Crosby. I had to eliminate most of the more pop...
...is game. Adding the probabilities together we have that Sally has a probability of 50%+25%=75% of winning. Obviously both of these arguments can't be correct. I have 2 questions. The easier one is, wh...
...g. If you can break past my security lock, then you deserve your stuff back. However, if you don't, you're obviously not cut out for this job anyway.' The security lock was an alphanumeric keypad wi...
... this time. The puzzle is reprinted in its entirity below (hence the requests to take questions to e-mail, obviously that doesn't apply here) minus the answer :) MYSTERY SEQUENCE I'm sure you all ...
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