... There are 293 ways to make change for a dollar, but only if you include a silver dollar among your coins. Here is a generatingfunctionological approach. ...
Studies show goldfish have memories of more than 3 seconds. The speaker of the house can speak. He can't take sides in a debate, he effectively chairs the...
For A + B + C = 360 degrees Prove that [sin(A) + sin(B) + sin(C)] is maximum when A = B = C I kind of see a pattern on excel in favor the proof but just...
Hello Positive and informative responses in my first question 6 years ago http://tech.groups.yahoo.com/group/mathforfun/messages/3391?threaded=1&m\ ...
Hello Positive and informative responses in my first question 6 years ago encouraged me to post my second puzzle in this forum that its membership with...
During a workout a runner starts on a flat surface and runs at 8 mph. She then goes up a hill at 6 mph. She turns around and retraces her route going 12 mph...
Since the distance uphill and downhill are equal, and they average 8 mph, it would be the same as running 2 hours at 6mph. Therefore the total distance is 12...
... wondering if ... Except for a factor (1/2) this is the area of the triangle formed by three points on a unit circle where A,B,C are the arc angles between ...
Here's a variation of jwwarrenva's problem which (I think) has a relatively simple answer: Defining a pair as an instance of two adjacent cards of the same...
That's right, for some reason, I though of "6" instead of "8". Sorry. Tarcisio ... 8 mph, it ... distance ... Wouldn't that give 2 * 8mph = 16 miles? ... mph. ...
Hello, I had a question in numerical analysis. Any suggestions are greatly appreciated. (1) Given F(x) = 0, numerically find the roots. Essentially, split an...
... Let X_i = 1 if the ith and (i+1)th cards have the same rank, 0 otherwise, for i= 1,2,…,51. E(X_i) = 3/51 because there are 51 possibilities for the...
Hi, I am been investigating Fermat numbers with a slight twist. A Fermat number, F(n) is of the form 2^(2^n) + 1 or 2 raised to a power of 2 + 1. My twist is...
What does "strikes six in 5 seconds" mean exactly? The phrase is sort of vague... Tarcisio ______________ is this a trick question? A clock strikes six in 5...
... There are five intervals between six strikes. There is one second for each interval. There are 11 intervals between 12 strikes. It takes 11 seconds. John...
In a message dated 7/10/2007 8:34:06 AM Central Daylight Time, ... One less than the number of strikes, so 11. stevo </HTML> [Non-text portions of this...
http://www.moshplant.com/direct-or/bezier/ ... ____________________________________________________________________________________ Get the free Yahoo! toolbar...
"The names of 100 prisoners are placed in 100 wooden boxes, one name to a box, and the boxes are lined up on a table in a room. One by one, the prisoners are...
... most ... finds ... Question, as they are led one by one, are more than one in the room at the same time? Obviously, it seems they are allowed to ...
... wrote: The best strategy would be to only become a prisoner if your name is William !! Peter ... name to ... the ... but ... further ... they ... his...
... boxes? ... that ... No to all questions. Except for their original planning meeting which takes place before the whole process starts they have no ...
... Good point - I should have mentioned their first, middle, and last names along with their prison nicknames are all included on each slip of paper....
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