Daily Brain Teasers for Friday, 16 January 2026
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 3468
NUMBERMANIA: Calculate the number 3468 using numbers [9, 1, 8, 9, 21, 273] 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, 11, 15, 16, 17, 28, 29, 30, 74, 82) 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 ba4ba + b614c = 495c0 find number abc. Multiple solutions may exist.
#brainteasers #math
Heaven or ???
A spiritualist who'd recently been widowed met a colleague and reported excitedly that she'd just received a message from her dead husband - asking her to send him a pack of cigarettes.
"The only thing is," she mused, "that I don't know where to send them."
"Why not?" asked her friend.
"Well, he didn't actually say that he was in Heaven - but I can't imagine he'd be in Hell."
"Hm," responded the friend. "Well, maybe I shouldn't bring this up, but. . . he didn't mention anything about including matches in the package, did he?"
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
Photofinish cameraIn 1936, the first photofinish camera was installed at a U.S. racetrack. The electric eye was used for races at Hialeah, Florida. |
Calculate the number 9399
NUMBERMANIA: Calculate the number 9399 using numbers [2, 8, 7, 4, 99, 901] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 89ab9 - bc00c = 6babb 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 8216
NUMBERMANIA: Calculate the number 8216 using numbers [7, 6, 1, 9, 68, 585] 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 (6, 15, 17, 18, 19, 21, 22, 33, 35, 36, 92) 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 795ac - 7cb37 = babb find number abc. Multiple solutions may exist.
#brainteasers #math
