Daily Brain Teasers for Thursday, 24 September 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (16, 17, 25, 30, 31, 39, 40, 53, 54, 62, 84) 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 b45a0 + cb7bb = 8ca8b 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 2204
NUMBERMANIA: Calculate the number 2204 using numbers [1, 3, 5, 8, 92, 335] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
GlycogenIn 1855, the discovery of glycogen stored in the liver was communicated to the Académie des Sciences by Claude Bernard, a French physiologist. He was not able to extract glycogen in a relatively pure state until Feb 1857. (At about the same time, Victor Hensen, a German physiologist, independently used a different process to successfully isolate glycogen.) As the storage form of glucose, glycogen is barely soluble in water, and is a kind of "animal starch." It can be readily converted into glucose as needed for use in the body to release energy. In this function, it acts as stored fuel for animals just as starch is stored in plants. In the word glycogen, glyco- = sugar; and -gen = forming.«* |
Find number abc
If c02b0 + 555ac = b5a4c 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
Calculate the number 4343
NUMBERMANIA: Calculate the number 4343 using numbers [4, 9, 4, 4, 52, 535] 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 (9, 10, 14, 15, 16, 21, 29, 62, 63, 69, 75) 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 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
