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Monthly Archive - April 2021brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Calculate the number 567
. Each of the numbers can be used only once.','/archive/2021/04/30/numbermania-1619741101.png','/calculate-the-number-567/6890'))
NUMBERMANIA: Calculate the number 567 using numbers [2, 7, 9, 9, 40, 115] 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/2021/04/29/magic-square-1619654717.png','/MAGIC-SQUARE-Calculate-A-B-C/6889'))
The aim is to place the some numbers from the list (15, 16, 17, 18, 19, 25, 27, 45, 46, 55) 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 Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
)
If cb6c6 + bac99 = 458c5 find number abc. Multiple solutions may exist. Correct answers: 20
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
A man is at work one day when...
A man is at work one day when he notices that his co-worker is wearing an earring.
This man knows his co-worker to be a normally conservative fellow, and is curious about his sudden change in "fashion sense."
The man walks up to him and says, "I didn't know you were into earrings."
"Don't make such a big deal out of this, it's only an earring," he replies sheepishly.
His friend falls silent for a few minutes, but then his curiosity prods him to say, "So, how long have you been wearing one?"
"Ever since my wife found it in my truck..."
This man knows his co-worker to be a normally conservative fellow, and is curious about his sudden change in "fashion sense."
The man walks up to him and says, "I didn't know you were into earrings."
"Don't make such a big deal out of this, it's only an earring," he replies sheepishly.
His friend falls silent for a few minutes, but then his curiosity prods him to say, "So, how long have you been wearing one?"
"Ever since my wife found it in my truck..."
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/2021/04/27/mastermind-1619481901.png','/Which-is-a-winning-combination-of-digits/6887'))
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: 19
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 338
. Each of the numbers can be used only once.','/archive/2021/04/26/numbermania-1619395501.png','/calculate-the-number-338/6886'))
NUMBERMANIA: Calculate the number 338 using numbers [9, 4, 9, 6, 29, 100] 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
Find number abc
)
If 8a64a - 7cac0 = b5ca find number abc. Multiple solutions may exist. Correct answers: 18
The first user who solved this task is Nasrin 24 T.
#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/2021/04/24/mastermind-1619222701.png','/Find-the-right-combination/6884'))
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: 22
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 6709
. Each of the numbers can be used only once.','/archive/2021/04/23/numbermania-1619136301.png','/calculate-the-number-6709/6883'))
NUMBERMANIA: Calculate the number 6709 using numbers [2, 4, 5, 7, 61, 898] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 10
The first user who solved this task is Nasrin 24 T.
#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/2021/04/22/magic-square-1619049930.png','/MAGIC-SQUARE-Calculate-A-B-C/6882'))
The aim is to place the some numbers from the list (8, 11, 12, 19, 22, 23, 42, 45, 46, 54, 57) 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: 14
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
)
If b94c4 + c66a4 = 46068 find number abc. Multiple solutions may exist. Correct answers: 23
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
