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Monthly Archive - February 2020brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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/2020/02/29/mastermind-1582934702.png','/Find-the-right-combination/6258'))
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: 28
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #mastermind
Calculate the number 1558
. Each of the numbers can be used only once.','/archive/2020/02/28/numbermania-1582848301.png','/calculate-the-number-1558/6257'))
NUMBERMANIA: Calculate the number 1558 using numbers [9, 6, 6, 3, 71, 280] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 10
The first user who solved this task is Nílton Corrêa de Sousa.
#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/2020/02/27/magic-square-1582761973.png','/MAGIC-SQUARE-Calculate-A-B-C/6256'))
The aim is to place the some numbers from the list (5, 8, 11, 18, 21, 24, 31, 67, 70, 73, 84, 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: 9
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #magicsquare
A father and son went fishing...
A father and son went fishing one day. While they were out in the boat, the boy suddenly became curious about the world around him. He asked his father, "How does this boat float?
The father replied, "Don't rightly know son." A little later, the boy looked at his father and asked, "How do fish breath underwater?"
Once again the father replied, "Don't rightly know son." A little later the boy asked his father, "Why is the sky blue?"
Again, the father replied. "Don't rightly know son." Finally, the boy asked his father, "Dad, do you mind my asking you all of these questions?"
The father replied, "Of course not, you don't ask questions, you never learn nothin'."
The father replied, "Don't rightly know son." A little later, the boy looked at his father and asked, "How do fish breath underwater?"
Once again the father replied, "Don't rightly know son." A little later the boy asked his father, "Why is the sky blue?"
Again, the father replied. "Don't rightly know son." Finally, the boy asked his father, "Dad, do you mind my asking you all of these questions?"
The father replied, "Of course not, you don't ask questions, you never learn nothin'."
Find number abc
)
If b1a30 + 6c047 = c0a77 find number abc. Multiple solutions may exist. Correct answers: 30
The first user who solved this task is Nasrin 24 T.
#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/2020/02/25/mastermind-1582589101.png','/What-a-winning-combination/6254'))
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: 32
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 3508
. Each of the numbers can be used only once.','/archive/2020/02/24/numbermania-1582502701.png','/calculate-the-number-3508/6253'))
NUMBERMANIA: Calculate the number 3508 using numbers [4, 3, 1, 9, 54, 605] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 10
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #numbermania
Find number abc
)
If bc17a - 6a575 = 255cb find number abc. Multiple solutions may exist. Correct answers: 18
The first user who solved this task is Nasrin 24 T.
#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/2020/02/22/mastermind-1582329901.png','/Which-is-a-winning-combination-of-digits/6251'))
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: 27
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 2815
. Each of the numbers can be used only once.','/archive/2020/02/21/numbermania-1582243501.png','/calculate-the-number-2815/6250'))
NUMBERMANIA: Calculate the number 2815 using numbers [1, 4, 4, 1, 27, 203] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 11
The first user who solved this task is Nílton Corrêa de Sousa.
#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/2020/02/20/magic-square-1582157145.png','/MAGIC-SQUARE-Calculate-A-B-C/6249'))
The aim is to place the some numbers from the list (5, 8, 10, 13, 16, 18, 37, 40, 43, 45, 67) 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: 10
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
