Monthly Archive - May 2022brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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: 8
#brainteasers #mastermind
Calculate the number 1395
NUMBERMANIA: Calculate the number 1395 using numbers [6, 3, 6, 9, 81, 720] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
#brainteasers #math #numbermania
Find number abc
If b4b39 - 3a267 = c6272 find number abc. Multiple solutions may exist.Correct answers: 3
#brainteasers #math
Insomnia
A man went to the doctor complaining of insomnia. The doctor gave him a thorough examination but found absolutely nothing physically wrong with him.
"Listen,” the doctor said, “if you ever expect to cure your insomnia, you just have to stop taking your troubles to bed with you."
"I know," said the man, "but I can't. My wife refuses to sleep alone."
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: 11
#brainteasers #mastermind
Calculate the number 4493
NUMBERMANIA: Calculate the number 4493 using numbers [6, 7, 7, 8, 69, 665] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A+B*C
The aim is to place the some numbers from the list (3, 5, 6, 7, 9, 10, 11, 27, 28, 29, 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: 2
#brainteasers #math #magicsquare
Find number abc
If c66cb + bb16a = 103ba6 find number abc. Multiple solutions may exist.Correct answers: 5
#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: 6
#brainteasers #mastermind
Calculate the number 683
NUMBERMANIA: Calculate the number 683 using numbers [8, 3, 3, 2, 75, 322] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 2
#brainteasers #math #numbermania
Find number abc
If 71b20 - caaac = 11b2c find number abc. Multiple solutions may exist.Correct answers: 2
#brainteasers #math