An anonymous New Yorker recently acquired a very large number of marbles. So many, that he had enough to give two marbles to every one of the 1,050,312 children in New York. Not knowing what else to...
To enter a secure door, two numbers are displayed and the person trying to gain access must enter a third number. The first two numbers relate to the 3rd number. A spy watching saw when 1 and 2 were...
