Monthly Archive - July 2019brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Find number abc
If b829a + 3cc29 = 994c9 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
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: 24
The first user who solved this task is Nasrin 24 T.
#brainteasers #mastermind
Calculate the number 2725
NUMBERMANIA: Calculate the number 2725 using numbers [7, 9, 3, 5, 18, 312] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 13
The first user who solved this task is Fazil Hashim.
#brainteasers #math #numbermania
Dancing duck
A circus owner walked into a bar to see everyone crowded about a table watching a little show. On the table was an upside down pot and a duck tap dancing on it. The circus owner was so impressed that he offered to buy the duck from its owner. After some wheeling and dealing, they settled for $10,000 for the duck and the pot.
Three days later the circus owner runs back to the bar in anger, "Your duck is a ripoff! I put him on the pot before a whole audience, and he didn't dance a single step!"
"So?" asked the ducks former owner, "did you remember to light the candle under the pot?"
Find number abc
If c79c3 - baabb = 9bbc find number abc. Multiple solutions may exist.Correct answers: 30
The first user who solved this task is Nílton Corrêa de Sousa.
#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: 27
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #mastermind
Calculate the number 695
NUMBERMANIA: Calculate the number 695 using numbers [1, 7, 7, 3, 45, 647] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 19
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B-C
The aim is to place the some numbers from the list (10, 12, 13, 14, 15, 17, 32, 33, 35, 37, 74, 92) 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 c7aac + 913a3 = 1b8cb8 find number abc. Multiple solutions may exist.Correct answers: 33
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 Nílton Corrêa de Sousa.
#brainteasers #mastermind
Calculate the number 3112
NUMBERMANIA: Calculate the number 3112 using numbers [8, 7, 6, 6, 60, 402] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 13
The first user who solved this task is Nílton Corrêa de Sousa.
#brainteasers #math #numbermania