Daily Brain Teasers for Wednesday, 16 September 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find number abc
If 89bc0 - ca10b = bba2b 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 670
NUMBERMANIA: Calculate the number 670 using numbers [3, 2, 3, 3, 55, 560] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Being Alone
A man moved to a mountain top to get rid of the hustle and be alone.
One day he heard a knock at the door and no one was there but then he looked down and there sat a snail and it said "it is quite cold out here can I come in?" the man shouted "NO why don¡¯t you all understand I want to be alone!" and he kicked the snail down the mountain.
One year later there was a knock at the door and no one was there and then he looked down and there again sat a snail and it said,
"What did you do that for?"
Find number abc
If 8b3ba - aca1b = 106c2 find number abc. Multiple solutions may exist.
#brainteasers #math
Jean-Baptiste BouillaudBorn 16 Sep 1796; died 29 Oct 1881 at age 85.French physician and clinician who first discovered the localisation of the speech centre in the middle of the left cerebral hemisphere of the brain. He reported this observation in 1825 in his early treatise on brain diseases. He also presented clinical evidence that loss of speech corresponds to a lesion of the anterior lobes of the brain, confirming Gall's opinion on the seat of the organ of articulate language. As a clinician, he published on diverse fields of medicine, including hermaphroditism, on cholera, encephalitis, diseases of the heart, cancer and various forms of fever. In his significant work on rheumatism he recognised the cartilaginous and synovial lesions of this disease and was the first to describe them.« |
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
Calculate the number 806
NUMBERMANIA: Calculate the number 806 using numbers [3, 3, 2, 9, 81, 720] 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 (2, 4, 7, 8, 9, 13, 21, 23, 27, 59, 79, 95) 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 aa428 + 42a1b = c5ca8 find number abc. Multiple solutions may exist.
#brainteasers #math
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 5096
NUMBERMANIA: Calculate the number 5096 using numbers [2, 6, 8, 8, 52, 586] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
