Daily Brain Teasers for Sunday, 24 August 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find number abc
If ba9cc + a696b = c09b6 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 960
NUMBERMANIA: Calculate the number 960 using numbers [6, 4, 3, 2, 17, 911] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Two Sets of Tonsils?
A young man approached his family physician and said, "Doc, I'm afraid you'll have to remove my wife's tonsils one of these days."
"My good man," replied the doctor, "I removed them six years ago. Did you ever hear of a woman having two sets of tonsils?"
"No," the husband retorted, "but you've heard of a man having two wives, haven't you?"
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (8, 10, 16, 18, 30, 32, 38, 39, 51, 53, 59, 64, 85) 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
Potato chipsIn 1853, it has been claimed that the first potato chips were prepared by Chef George Crum, an American Indian, at Moon's Lake House in Saratoga Springs, NY. When railroad magnate Commodore Cornelius Vanderbilt was dining there, he sent his fried potatoes back to the kitchen, complaining they were "too thick." The chef, George Crum retaliated by slicing paper thin strips of potatoes and frying them to a crisp. But Vanderbilt loved these "Saratoga Chips" and they became an instant success.*(Note: webmaster seeks a reliable reference for the particular date, but year 1853 is given by several sources. The story is too good not to include somewhere, even if the day is not verified!) |
Find number abc
If cba91 + 13b91 = 9a1ba 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 963
NUMBERMANIA: Calculate the number 963 using numbers [3, 8, 6, 8, 99, 136] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If cab78 - ba3b6 = b99cb 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 7299
NUMBERMANIA: Calculate the number 7299 using numbers [8, 3, 6, 6, 35, 645] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
