Monthly Archive - September 2015brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
Calculate the number 1077NUMBERMANIA: Calculate the number 1077 using numbers [3, 7, 1, 3, 87, 102] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Which is a winning combination of digits?The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Then St. Peter and one of his assistants took the lawyer by the hands and guided him up to the front of the line, and into a comfortable chair by his desk.
The lawyer said, "I don't mind all this attention, but what makes me so special?"
St. Peter replied, "Well, I've added up all the hours for which you billed your clients, and by my calculation you must be about 193 years old!"