Daily Brain Teasers for Monday, 31 August 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 323
NUMBERMANIA: Calculate the number 323 using numbers [4, 4, 6, 6, 29, 125] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If b492c + 4ba50 = a8cac 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
Two men were talking...
Two men were talking. "So, how's your sex life?"
"Oh, nothing special. I'm having Social Security sex."
"Social Security sex?"
"Yeah, you know; I get a little each month, but not enough to live on!"
"Oh, nothing special. I'm having Social Security sex."
"Social Security sex?"
"Yeah, you know; I get a little each month, but not enough to live on!"
Calculate the number 727
NUMBERMANIA: Calculate the number 727 using numbers [9, 2, 8, 9, 49, 630] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Louis Antoine de BougainvilleDied 31 Aug 1811 at age 81 (born 11 Nov 1729).French navigator and scientist, born in Paris. A friend of the philosophe Jean le Rond d'Alembert, Bougainville was elected to the British Royal Society in 1754 in recognition of a work on calculus that he wrote at age 25. An accomplished scholar, he was also a man of action who fought in the Seven Years War and explored the Pacific Ocean. Accompanied by naturalists and astronomers, he made a voyage around the world (1767–69). He visited many of the islands of the South Pacific and compiling a scientific record of his findings. The largest of the Solomon Islands is named after him, as is the colourful tropical climbing plant bougainvillaea. At end of his navy career, he was elected to the Academy of Sciences and to the Board of Longitude. |
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (1, 4, 5, 20, 21, 24, 25, 50, 53, 54, 81) 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 9acb5 + 9a603 = b9c3ba 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 1450
NUMBERMANIA: Calculate the number 1450 using numbers [8, 5, 2, 3, 12, 737] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 576a5 + a1a56 = bb1c1 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
