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The Most Difficult Taskspuzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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/2026/09/10/magic-square-1788998768.png','/MAGIC-SQUARE-Calculate-A-B-C/8832'))
The aim is to place the some numbers from the list (2, 4, 7, 8, 9, 13, 21, 23, 27, 59, 79, 95) 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
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/2026/09/08/mastermind-1788825901.png','/What-a-winning-combination/8830'))
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
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/2026/09/05/mastermind-1788566701.png','/What-a-winning-combination/8827'))
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
Grandpa: boy, how many miles d...
Grandpa: boy, how many miles do you walk to school?
Boy: about a half mile.
Grandpa: when I was your age I walked eight miles to school every day. Boy, what are your grades like?
Boy: they are mostly B's.
Grandpa: when I was your age I got all A's. Boy, have you ever gotten into a fight?
Boy: only two times and the boy beat me up.
Grandpa: When I was your age I was in a fight every day. Boy, how old are you?
Boy: 9 years old.
Grandpa: when I was your age I was 11
Boy: about a half mile.
Grandpa: when I was your age I walked eight miles to school every day. Boy, what are your grades like?
Boy: they are mostly B's.
Grandpa: when I was your age I got all A's. Boy, have you ever gotten into a fight?
Boy: only two times and the boy beat me up.
Grandpa: When I was your age I was in a fight every day. Boy, how old are you?
Boy: 9 years old.
Grandpa: when I was your age I was 11
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/2026/09/01/mastermind-1788221101.png','/Which-is-a-winning-combination-of-digits/8823'))
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
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/2026/08/29/mastermind-1787961901.png','/What-a-winning-combination/8820'))
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
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/2026/08/25/mastermind-1787616301.png','/What-a-winning-combination/8816'))
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
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/2026/08/22/mastermind-1787357102.png','/Find-the-right-combination/8813'))
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 970
. Each of the numbers can be used only once.','/archive/2026/08/21/numbermania-1787270701.png','/calculate-the-number-970/8812'))
NUMBERMANIA: Calculate the number 970 using numbers [8, 4, 8, 1, 25, 115] 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/2026/08/20/magic-square-1787184373.png','/MAGIC-SQUARE-Calculate-A-B-C/8811'))
The aim is to place the some numbers from the list (5, 7, 15, 29, 30, 31, 32, 39, 40, 47, 78, 96) 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
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If 77ab7 - c3a20 = 1a037 find number abc. Multiple solutions may exist. Correct answers: 0
#brainteasers #math
