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Monthly Archive - September 2020brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
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If 5c496 - a6aba = a7a94 find number abc. Multiple solutions may exist. Correct answers: 25
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/2020/09/29/mastermind-1601337901.png','/Find-the-right-combination/6678'))
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 253
. Each of the numbers can be used only once.','/archive/2020/09/28/numbermania-1601251501.png','/calculate-the-number-253/6677'))
NUMBERMANIA: Calculate the number 253 using numbers [8, 2, 3, 6, 40, 156] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 11
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
A passenger in a taxi leaned o...
A passenger in a taxi leaned over to ask the driver a question and tapped him on the shoulder. The driver screamed, lost control of the cab, nearly hit a bus, drove up over the curb, and stopped just inches from a large plate glass window.
For a few moments everything was silent in the cab, and then the still shaking driver said, "I'm sorry but you scared the daylights out of me."
The frightened passenger apologized to the driver and said he didn't realize a mere tap on the shoulder could frighten him so much.
The driver replied, "No, no, I'm sorry, it's entirely my fault. Today is my first day driving a cab. I've been driving a hearse for the last 25 years."
For a few moments everything was silent in the cab, and then the still shaking driver said, "I'm sorry but you scared the daylights out of me."
The frightened passenger apologized to the driver and said he didn't realize a mere tap on the shoulder could frighten him so much.
The driver replied, "No, no, I'm sorry, it's entirely my fault. Today is my first day driving a cab. I've been driving a hearse for the last 25 years."
Find number abc
)
If c4ab5 + c75b1 = 171cab find number abc. Multiple solutions may exist. Correct answers: 23
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
Calculate the number 5117
. Each of the numbers can be used only once.','/archive/2020/09/25/numbermania-1600992301.png','/calculate-the-number-5117/6675'))
NUMBERMANIA: Calculate the number 5117 using numbers [8, 3, 2, 2, 35, 928] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 7
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/2020/09/24/magic-square-1600905967.png','/MAGIC-SQUARE-Calculate-A-B-C/6674'))
The aim is to place the some numbers from the list (3, 4, 5, 6, 7, 9, 18, 33, 39, 40, 43, 83, 88) 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: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
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If a2ab0 - 3a705 = cc1a5 find number abc. Multiple solutions may exist. Correct answers: 26
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
Calculate the number 306
. Each of the numbers can be used only once.','/archive/2020/09/21/numbermania-1600646701.png','/calculate-the-number-306/6672'))
NUMBERMANIA: Calculate the number 306 using numbers [1, 1, 9, 9, 63, 226] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 14
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #numbermania
Find number abc
)
If 3bca6 - b3937 = 8c79 find number abc. Multiple solutions may exist. Correct answers: 29
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/2020/09/19/mastermind-1600473901.png','/Which-is-a-winning-combination-of-digits/6670'))
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: 34
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
