Daily Brain Teasers for Friday, 23 October 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 2295
NUMBERMANIA: Calculate the number 2295 using numbers [2, 3, 8, 9, 54, 246] 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, 7, 8, 22, 24, 25, 48, 50, 51, 58, 92, 96) 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 1a9c3 + 4abc0 = b1bb3 find number abc. Multiple solutions may exist.
#brainteasers #math
A drunk driver is stopped for...
A drunk driver is stopped for heading the wrong way on a one-way street.
The police officer asked the driver, "Didn't you see the arrows?"
The drunk responds, "Arrows? I couldn't even see the Indians."
The police officer asked the driver, "Didn't you see the arrows?"
The drunk responds, "Arrows? I couldn't even see the Indians."
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
Married Nobel laureatesIn 1947, the first American husband and wife team to win a Nobel Prize, Carl and Gerty Cori (née Radnitz) of Washington University Medical School, were awarded the Physiology or Medicine Prize for “the discovery on how glycogen is converted to glucose in the body, and for the effects of hypophysis hormones on sugar metabolism.” The prize was shared with Pierre and Marie Curie were awarded the Nobel Prize in Physics “in recognition of the extraordinary services they have rendered by their joint researches on the radiation phenomena discovered by Professor Henri Becquerel.” (Marie was born in Poland.)« |
Calculate the number 4024
NUMBERMANIA: Calculate the number 4024 using numbers [2, 4, 7, 8, 45, 333] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 97bc6 - 699ab = 2794b find number abc. Multiple solutions may exist.
#brainteasers #math
Calculate the number 3519
NUMBERMANIA: Calculate the number 3519 using numbers [7, 6, 8, 7, 30, 221] 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, 7, 13, 14, 16, 20, 22, 38, 40, 46, 57) 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 c02aa + 74aba = 12c2b8 find number abc. Multiple solutions may exist.
#brainteasers #math
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
