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Brain Teasers (page 55)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 541 to 550. |
MAGIC SQUARE: Calculate A-B-C
 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.','/archive/2025/03/20/magic-square-1742429146.png','/MAGIC-SQUARE-Calculate-A-B-C/8303'))
The aim is to place the some numbers from the list (7, 9, 15, 16, 17, 24, 42, 44, 51, 78, 93) 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. Correct answers: 0
#brainteasers #math #magicsquare
Find number abc
)
If 6a777 - bb827 = 57a5c find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
Find the right combination
. 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.','/archive/2025/03/18/mastermind-1742256301.png','/Find-the-right-combination/8301'))
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. Correct answers: 0
#brainteasers #mastermind
Fairy tales...
When Chelsea Clinton was eight, Hillary was reading one of her favorite fairy tales.
"Mommy," asked Chelsea, "Do all fairy tales begin with "Once Upon a Time...?""
"No, dearest," replied Hillary, "sometimes they start with 'Darling, I have to work a little late at the office tonight...'"
Calculate the number 301
. Each of the numbers can be used only once.','/archive/2025/03/17/numbermania-1742169901.png','/calculate-the-number-301/8300'))
NUMBERMANIA: Calculate the number 301 using numbers [7, 4, 7, 8, 72, 231] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If 4b9cb - ac5c8 = 5a94 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Find the right combination
. 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.','/archive/2025/03/15/mastermind-1741997101.png','/Find-the-right-combination/8298'))
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. Correct answers: 0
#brainteasers #mastermind
Calculate the number 2861
. Each of the numbers can be used only once.','/archive/2025/03/14/numbermania-1741910702.png','/calculate-the-number-2861/8297'))
NUMBERMANIA: Calculate the number 2861 using numbers [4, 3, 7, 5, 22, 394] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B+C
 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.','/archive/2025/03/13/magic-square-1741824345.png','/MAGIC-SQUARE-Calculate-A-B-C/8296'))
The aim is to place the some numbers from the list (6, 8, 10, 16, 18, 20, 43, 45, 47, 49, 66) 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. Correct answers: 0
#brainteasers #math #magicsquare
Find number abc
)
If c066b + a76ab = 38c78 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
Which is a winning combination of digits?
. 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.','/archive/2025/03/11/mastermind-1741651501.png','/Which-is-a-winning-combination-of-digits/8294'))
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. Correct answers: 0
#brainteasers #mastermind
