|
Monthly Archive - September 2022brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
Calculate the number 1651
NUMBERMANIA: Calculate the number 1651 using numbers [6, 2, 7, 4, 31, 649] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
MAGIC SQUARE: Calculate A*B*C
The aim is to place the some numbers from the list (2, 23, 27, 31, 33, 35, 41, 64, 69, 73, 77, 79) 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: 1
#brainteasers #math #magicsquare
Find number abc
If c1213 + 38bcc = aaaba find number abc. Multiple solutions may exist. Correct answers: 3
#brainteasers #math

Burglar's secret
A man walks into a police station and asks to speak to the burglar who broke into his house the night before.
"I’m sorry sir, but you'll get your chance in court,” says the duty officer.
“No, you don’t understand,” says the man. “I want to know how he got in the house without waking the wife. I've been trying to do that for years.”
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: 10
#brainteasers #mastermind
Calculate the number 6317
NUMBERMANIA: Calculate the number 6317 using numbers [2, 5, 9, 9, 53, 399] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
If bc1aa - b5b0b = 226c find number abc. Multiple solutions may exist. Correct answers: 3
#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: 8
#brainteasers #mastermind
Calculate the number 4953
NUMBERMANIA: Calculate the number 4953 using numbers [4, 1, 1, 8, 98, 979] 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 (2, 8, 9, 10, 15, 16, 17, 23, 24, 25, 57, 61) 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 babcb - 5990b = a7c0 find number abc. Multiple solutions may exist. Correct answers: 11
#brainteasers #math