Monthly Archive - January 2021brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
If 8013b - 35a1b = bbbc0 find number abc. Multiple solutions may exist.Correct answers: 27
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
What a winning combination?
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 Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 5847
NUMBERMANIA: Calculate the number 5847 using numbers [7, 6, 3, 9, 39, 985] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 9
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A-B-C
The aim is to place the some numbers from the list (1, 2, 12, 21, 22, 32, 40, 41, 51, 87) 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 2b89c + b8ac5 = c30c2 find number abc. Multiple solutions may exist.Correct answers: 35
The first user who solved this task is Nasrin 24 T.
#brainteasers #math
Which is a winning combination of digits?
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 Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 3939
NUMBERMANIA: Calculate the number 3939 using numbers [1, 4, 6, 6, 13, 989] 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 1bbcb + 471a4 = b373c find number abc. Multiple solutions may exist.Correct answers: 23
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math
Find the right combination
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: 20
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 537
NUMBERMANIA: Calculate the number 537 using numbers [4, 7, 1, 6, 60, 472] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 15
The first user who solved this task is Nasrin 24 T.
#brainteasers #math #numbermania