BRAIN TEASERS

Daily Brain Teasers for Friday, 04 September 2026

Daily Brain Teasers for Friday, 04 September 2026 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

Calculate the number 2340

NUMBERMANIA: Calculate the number 2340 using numbers [9, 5, 3, 1, 86, 486] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (4, 7, 8, 9, 12, 13, 19, 44, 47, 48, 62, 97) 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.
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#brainteasers #math #magicsquare

Find number abc

If 129ac + c1aab = 9ba32 find number abc. Multiple solutions may exist.
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#brainteasers #math

While attending a Marriage Sem...

While attending a Marriage Seminar dealing with communication, Tom and his wife Grace listened to the instructor, "It is essential that husbands and wives know each other's likes and dislikes."
He addressed the man, "Can you name your wife's favorite flower?"
Tom leaned over, touched his wife's arm gently and whispered, "It's Pillsbury, isn't it?"
Jokes of the day - Daily updated jokes. New jokes every day.

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.
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#brainteasers #mastermind

William E. Dodge

Born 4 Sep 1805; died 9 Feb 1883 at age 77.American industrialist, cofounder of Phelps, Dodge & Company, which was one of the largest mining companies in the US for more than a century. His marriage (1828) to Melissa Phelps connected him with a wealthy New York family; his father-in-law was a successful metals trader. In 1833 Dodge joined the firm of Phelps, Dodge & Company, which for two generations held a foremost place as dealers in copper and other metals. The firm had an important part in the development of Lake Superior copper and of Pennsylvania iron. Dodge also made extensive investments in timber lands and in railroad enterprises - the Erie, Lackawanna, Jersey Central, and Texas Central.

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.
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#brainteasers #math #numbermania

Find number abc

If b492c + 4ba50 = a8cac find number abc. Multiple solutions may exist.
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#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.
CHECK ANSWER
#brainteasers #mastermind

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.
CHECK ANSWER
#brainteasers #math #numbermania

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.
CHECK ANSWER
#brainteasers #math #magicsquare

Find number abc

If 9acb5 + 9a603 = b9c3ba find number abc. Multiple solutions may exist.
CHECK ANSWER
#brainteasers #math
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