Daily Brain Teasers for Sunday, 14 September 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Find number abc
If abccc - b599b = 3ac5b find number abc. Multiple solutions may exist.
#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.
#brainteasers #mastermind
Calculate the number 6662
NUMBERMANIA: Calculate the number 6662 using numbers [6, 8, 1, 4, 33, 934] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Shipwrecked on an Island
Two men were shipwrecked near an island. When they landed ashore, one of them began screaming and yelling, "We're going to die! We're going to die! There's no food! No water! We're going to die!"The second man leaned calmly against a palm tree. When the first man saw how calm his friend was, he went crazy and shouted, "Don't you understand?! We're going to die!! "Undisturbed, the second man replied, "You don't understand, I make $100,000 a week. "Dumbfounded, the first man looked at him and asked, "What difference does that make?!? We're on an island with no food and no water! We're going to DIE!!! "The second man answered, "You just don't get it. I make $100,000 a week and I tithe ten percent on that $100,000 a week. Wherever I am, my pastor will be sure to find me!"
MAGIC SQUARE: Calculate A+B-C
The aim is to place the some numbers from the list (6, 11, 12, 24, 29, 30, 35, 40, 41, 52) 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
Moon probeIn 1959, the first space probe to strike the moon was the Soviet Luna 2, which crashed east of the Sea of Serenity. Thirty-six hours after its launch on 12 Sep 1959, it was the first man-made object reach a celestial body. |
Find number abc
If 67333 - b835b = a898c 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 7166
NUMBERMANIA: Calculate the number 7166 using numbers [5, 3, 6, 4, 57, 868] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If 3bc74 + 40c63 = 7ab37 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 254
NUMBERMANIA: Calculate the number 254 using numbers [4, 9, 9, 8, 17, 205] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
