Daily Brain Teasers for Saturday, 25 January 2025
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
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 5447
NUMBERMANIA: Calculate the number 5447 using numbers [1, 3, 7, 9, 40, 496] 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 (19, 20, 21, 22, 26, 27, 30, 32, 37, 41, 54) 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
A 90-year-old man said to his...
A 90-year-old man said to his doctor, "I've never felt better. I have an18-year-old bride who is pregnant with my child. What do you think about that?"
The doctor considered his question for a minute and then said, "I have anelderly friend who is a hunter and never misses a season. One day when he wasgoing out in a bit of a hurry, he accidentally picked up his umbrella insteadof his gun. When he got to the Creek, he saw a beaver sitting beside thestream. He raised his umbrella and went, 'bang, bang' and the beaver fell dead.What do you think of that?"
The 90-year-old said, "I'd say somebody else shot that beaver."
The doctor replied, "My point exactly."
The doctor considered his question for a minute and then said, "I have anelderly friend who is a hunter and never misses a season. One day when he wasgoing out in a bit of a hurry, he accidentally picked up his umbrella insteadof his gun. When he got to the Creek, he saw a beaver sitting beside thestream. He raised his umbrella and went, 'bang, bang' and the beaver fell dead.What do you think of that?"
The 90-year-old said, "I'd say somebody else shot that beaver."
The doctor replied, "My point exactly."
Find number abc
If 9029a - bb88a = 23ca0 find number abc. Multiple solutions may exist.
#brainteasers #math
Ernst F.W. AlexandersonBorn 25 Jan 1878; died May 1975 . Ernst Frederik Werner Alexanderson was a Swedish-American electronics engineer and inventorwhose contributions were important to the first live radio broadcast.He developed a high-frequency alternator (a device that converts direct current into alternating current) capable of producing continuous radio waves and thereby revolutionized radio communication.Later, he was atelevision pioneer,helping to develop colour television. He spent 46 years associated with General Electric, and held 322 patents. |
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 1895
NUMBERMANIA: Calculate the number 1895 using numbers [3, 6, 6, 4, 52, 535] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Find number abc
If abaab - c3a8b = 2699b find number abc. Multiple solutions may exist.
#brainteasers #math
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
