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Monthly Archive - February 2021brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
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If c8850 + 9488b = bca7ab find number abc. Multiple solutions may exist. Correct answers: 26
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/2021/02/27/mastermind-1614384301.png','/Which-is-a-winning-combination-of-digits/6828'))
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: 33
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 4436
. Each of the numbers can be used only once.','/archive/2021/02/26/numbermania-1614297901.png','/calculate-the-number-4436/6827'))
NUMBERMANIA: Calculate the number 4436 using numbers [1, 9, 8, 2, 79, 502] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 12
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
Late Bus
Two old women were sitting on a bench waiting for their bus. The buses were running late, and a lot of time passed. Finally, one woman turned to the other and said, "You know, I've been sitting here so long, my butt fell asleep!'.
The other woman turned to her and said "I know! I heard it snoring!"
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/2021/02/25/magic-square-1614211516.png','/MAGIC-SQUARE-Calculate-A-B-C/6826'))
The aim is to place the some numbers from the list (4, 5, 12, 14, 21, 22, 29, 68, 69, 76) 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: 13
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #magicsquare
Find number abc
)
If b9a8c - cb43a = 5ab5a find number abc. Multiple solutions may exist. Correct answers: 23
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/2021/02/23/mastermind-1614038701.png','/What-a-winning-combination/6824'))
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: 16
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #mastermind
Calculate the number 1566
. Each of the numbers can be used only once.','/archive/2021/02/22/numbermania-1613952301.png','/calculate-the-number-1566/6823'))
NUMBERMANIA: Calculate the number 1566 using numbers [9, 6, 2, 1, 46, 229] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 13
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
Find number abc
)
If 1bc5b + aa5bc = b7796 find number abc. Multiple solutions may exist. Correct answers: 23
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/2021/02/20/mastermind-1613779501.png','/Find-the-right-combination/6821'))
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: 38
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #mastermind
Calculate the number 672
. Each of the numbers can be used only once.','/archive/2021/02/19/numbermania-1613693101.png','/calculate-the-number-672/6820'))
NUMBERMANIA: Calculate the number 672 using numbers [8, 5, 8, 3, 64, 199] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 13
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
