Daily Brain Teasers for Tuesday, 09 June 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
What a winning combination?
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.
#brainteasers #mastermind
Calculate the number 1689
NUMBERMANIA: Calculate the number 1689 using numbers [5, 3, 1, 1, 28, 559] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If c9b81 + 9baca = 1ca8ab find number abc. Multiple solutions may exist.
#brainteasers #math
I was leaving the office the other day when I found The CEO standing...
I was leaving the office the other day when I found The CEO standing in front of a shredder with a piece of paper in his hand.
Listen, he said, this is a very sensitive and important document, and my secretary has gone for the night. Can you make this thing work for me?
Sure, I said.
I turned the machine on, inserted the paper, and pressed the start button.
Excellent! He said as his paper disappeared into the machine. I just need one copy.
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.
#brainteasers #mastermind
Kraft cheeseIn 1953, John H. Kraft was granted a U.S. patent for "manufacture of soft surface cured cheese" (No. 2,641,545). The invention related in general to the manufacture of soft, surface cured, mold ripened cheeses, such as for example, Camembert, Brie, and the like and in particular, to the provision of a soft, surface cured cheese whose mold pad may be readily removed. |
Calculate the number 1346
NUMBERMANIA: Calculate the number 1346 using numbers [1, 3, 8, 5, 91, 479] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B+C
The aim is to place the some numbers from the list (5, 6, 11, 13, 14, 19, 29, 31, 32, 37) into the empty squares and squares marked with A, B an C. Sum of each row and column should be equal. All the numbers of the magic square must be different. Find values for A, B, and C. Solution is A*B+C.
#brainteasers #math #magicsquare
Find number abc
If c708b - 78aa0 = 1886b find number abc. Multiple solutions may exist.
#brainteasers #math
Find the right combination
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.
#brainteasers #mastermind
Calculate the number 1421
NUMBERMANIA: Calculate the number 1421 using numbers [9, 4, 1, 2, 74, 383] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If baacc + 2a311 = 122baa find number abc. Multiple solutions may exist.
#brainteasers #math
