Monthly Archive - March 2015brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
Calculate the number 7633NUMBERMANIA: Calculate the number 7633 using numbers [7, 7, 8, 3, 33, 513] 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.
It's a sunny morning in the Big Forest and the Bear family are just waking up. Baby Bear goes downstairs and sits in his small chair at the table. He looks into his small bowl. It is empty!
"Who's been eating my porridge?!" he squeaks.
Daddy Bear arrives at the table and sits in his big chair. He looks into his big bowl. It is also empty!
"Who's been eating my porridge?!" he roars.
Mummy Bear puts her head through the serving hatch from the kitchen and screams, "For God's sake, how many times do we have to go through this? I haven't made the porridge yet!!"