Daily Brain Teasers for Friday, 16 February 2024
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puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, stereograms, ... |
Calculate the number 983
NUMBERMANIA: Calculate the number 983 using numbers [4, 4, 9, 9, 73, 910] 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 (13, 17, 18, 20, 22, 24, 26, 28, 30, 62, 64, 70) 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 ac40c + a24a0 = 18b8ac find number abc. Multiple solutions may exist.
#brainteasers #math

A man walks pass a beggar on t...
A man walks pass a beggar on the corner of the street where he works. The beggar holds out his one hand and the man drops a coin into his hand.
One day the man walks pass the beggar again and notices the beggar is holding hold out both his hands. He asks, "Why are you holding out both of your hands?"
The beggar replied, "You see sir, business is going so well I decided to open another branch."
One day the man walks pass the beggar again and notices the beggar is holding hold out both his hands. He asks, "Why are you holding out both of your hands?"
The beggar replied, "You see sir, business is going so well I decided to open another branch."
Calculate the number 759
NUMBERMANIA: Calculate the number 759 using numbers [9, 2, 3, 8, 88, 968] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
#brainteasers #math #numbermania
Nylon patentedIn 1937, Dr. Wallace Carothers, a research chemist for DuPont, who invented nylon, received a patent for the synthetic fiber. The U.S. patent, No. 2,071,250, which was assigned to the E.I. du Pont de Nemours & Co. Inc. The patent covered synthetic linear condensation polymers capable of being drawn into strong pliable fibres, as well as the process for making them. One of the first consumer uses of this new wonder plastic was replacing hog bristles in tooth brushes. Du Pont began production of such bristle filament on 24 Feb 1938, at their Arlington, N.J. factory. Commercial production of yarn for nylon hosiery followed at their Seaford, Delaware factory on 15 Dec 1939.[Image: Carothers stretching sample of nylon fabric.] |
Find number abc
If aa65b - c8564 = 509a 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 2434
NUMBERMANIA: Calculate the number 2434 using numbers [4, 8, 4, 7, 67, 817] 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, 4, 5, 6, 7, 9, 31, 64, 66, 68, 90) 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 6c567 + 66577 = 1b51aa 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