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Brain Teasers (page 53)puzzles, riddles, mathematical problems, word games, mastermind, cinemania, music, sport... These are the tasks listed 521 to 530. |
Find number abc
)
If 4a9cc + 991b4 = 14a111 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
What a winning 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/2025/04/08/mastermind-1744070701.png','/What-a-winning-combination/8322'))
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: 2
#brainteasers #mastermind
Calculate the number 454
. Each of the numbers can be used only once.','/archive/2025/04/07/numbermania-1743984301.png','/calculate-the-number-454/8321'))
NUMBERMANIA: Calculate the number 454 using numbers [1, 6, 1, 8, 18, 158] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
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...'"
Find number abc
)
If aa3bc - bac55 = 195cb find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
What a winning 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/2025/04/05/mastermind-1743811501.png','/What-a-winning-combination/8319'))
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: 2
#brainteasers #mastermind
Calculate the number 8404
. Each of the numbers can be used only once.','/archive/2025/04/04/numbermania-1743725101.png','/calculate-the-number-8404/8318'))
NUMBERMANIA: Calculate the number 8404 using numbers [8, 9, 4, 4, 65, 949] 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/2025/04/03/magic-square-1743638743.png','/MAGIC-SQUARE-Calculate-A-B-C/8317'))
The aim is to place the some numbers from the list (9, 10, 11, 14, 15, 16, 42, 54, 55, 56, 79) 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 a606b + 8227b = 1c8cc8 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/2025/04/01/mastermind-1743465902.png','/Find-the-right-combination/8315'))
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: 1
#brainteasers #mastermind
Calculate the number 898
. Each of the numbers can be used only once.','/archive/2025/03/31/numbermania-1743379501.png','/calculate-the-number-898/8314'))
NUMBERMANIA: Calculate the number 898 using numbers [1, 9, 9, 9, 76, 286] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 0
#brainteasers #math #numbermania
