BRAIN TEASERS

Daily Brain Teasers for Monday, 13 October 2025

Daily Brain Teasers for Monday, 13 October 2025 puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ...

Calculate the number 768

NUMBERMANIA: Calculate the number 768 using numbers [2, 1, 9, 5, 42, 380] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Find number abc

If a11a0 - 3cb47 = b8643 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.
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#brainteasers #mastermind

Answering Machine Message 55

English accent: Hello, you've reached the phone of Monty Python. I can't come to the phone right now because the witch has turned me into a newt! I'll call you back when I get better.
Jokes of the day - Daily updated jokes. New jokes every day.

Calculate the number 2448

NUMBERMANIA: Calculate the number 2448 using numbers [1, 3, 8, 2, 24, 267] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Robley Cook Williams

Born 13 Oct 1908.American biophysicist.

MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (2, 5, 6, 8, 17, 18, 20, 35, 36, 38) 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 692c0 + a4bbb = cb376b find number abc. Multiple solutions may exist.
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#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.
CHECK ANSWER
#brainteasers #mastermind

Calculate the number 9167

NUMBERMANIA: Calculate the number 9167 using numbers [3, 7, 9, 6, 41, 893] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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#brainteasers #math #numbermania

Find number abc

If 9ab5c + 1018b = 10a5b7 find number abc. Multiple solutions may exist.
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#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.
CHECK ANSWER
#brainteasers #mastermind
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