Daily Brain Teasers for Friday, 17 January 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 6637
NUMBERMANIA: Calculate the number 6637 using numbers [5, 9, 2, 1, 60, 749] 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, 3, 5, 6, 7, 9, 15, 16, 18, 23, 45, 74) 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 b1435 - 1ca1b = 4ab19 find number abc. Multiple solutions may exist.
#brainteasers #math
Don't take life too seriously
Don't take life too seriously. You will not get out of it alive.
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
Charles V. ChapinBorn 17 Jan 1856; died 31 Jan 1941 at age 85. American physician and epidemiologist who, with Gardner T. Swarts, established the first municipal bacteriological laboratory in the U.S. (1888) in Providence, Rhode Island. As Superintendent of Health of Providence for 48 years from 1884, he compiled epidemiological data of outstanding accuracy and completeness. He determined from field studies and statistics that infectious diseases were spread in the region's temperate climate by simple personal contact. In 1910, he established Providence City Hospital where infectious disease carriers could be isolated under aseptic nursing conditions. His success pioneered similar health control measures throughout the U.S. He wrote The Sources and Modes of Infection (1910). |
Calculate the number 4414
NUMBERMANIA: Calculate the number 4414 using numbers [5, 4, 8, 9, 85, 281] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If b1bc1 + 448aa = 761c1 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 1443
NUMBERMANIA: Calculate the number 1443 using numbers [2, 4, 5, 8, 22, 233] 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 (14, 16, 25, 29, 31, 40, 68, 70, 77, 79, 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 4cc58 + 64c5a = bb4cbb find number abc. Multiple solutions may exist.
#brainteasers #math
