A colour is simply a wavelength of light that reacts with a certain group of cells in the eye when it hits them to send a signal to the brain to tell you what you are seeing. From birth we learn that...
what is the probability P of throwing EXACTLY x sixes with y standard six-sided dice? I'd like the answer in terms of x and y please. I have got as far as P = z/(6^y) but what is z? This is doing my...
I need the names of films in which Al Pacino has had passionate love scenes. All I've found so far are killing sprees. Preferably earlier films with a young Al. Thanks!
Thnis one is aimed more at the administrators of this siteIs there a fault with the search facility? - it returns little or no results for anything, even when I know the information is there. If it...
Ther are two doors, one leads to hell and one to heaven. In front of each door is a guard. One guard always tells the truth and one always lies ( you do not know which is which). You can ask ONE guard...