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The Most Difficult Tasks (page 66)puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 651 to 660. |
Calculate the number 8216
. Each of the numbers can be used only once.','/archive/2026/01/09/numbermania-1767917101.png','/calculate-the-number-8216/8593'))
NUMBERMANIA: Calculate the number 8216 using numbers [7, 6, 1, 9, 68, 585] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
Find number abc
)
If 795ac - 7cb37 = babb find number abc. Multiple solutions may exist. Correct answers: 1
#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/2026/01/06/mastermind-1767657901.png','/Which-is-a-winning-combination-of-digits/8590'))
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: 1
#brainteasers #mastermind
Fast Promotions
The boss called one of his employees into the office. “Rob,” he said, “you've been with the company for a year. You started off in the post
room, one week later you were promoted to a sales position, and one month after that you were promoted to district manager of the sales
department. Just four short months later, you were promoted to vice-chairman.”
“Now it's time for me to retire, and I want you to take over the company. What do you say to that?”
“Thanks,” said the employee.
“Thanks?” the boss replied. “Is that all you can say?”
“I suppose not,” the employee said. “Thanks, Dad.”
“I suppose not,” the employee said. “Thanks, Dad.”
KZ Country Cheesy Joke of the Day
Find number abc
)
If 73bb4 - 64b3b = ac74 find number abc. Multiple solutions may exist. Correct answers: 1
#brainteasers #math
Calculate the number 4128
. Each of the numbers can be used only once.','/archive/2026/01/02/numbermania-1767312301.png','/calculate-the-number-4128/8587'))
NUMBERMANIA: Calculate the number 4128 using numbers [7, 4, 1, 3, 63, 962] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 1
#brainteasers #math #numbermania
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/2025/12/30/mastermind-1767053102.png','/Find-the-right-combination/8584'))
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: 1
#brainteasers #mastermind
Find number abc
)
If 1bcca + 4bba5 = cb587 find number abc. Multiple solutions may exist. Correct answers: 1
#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/2025/12/16/mastermind-1765843501.png','/What-a-winning-combination/8570'))
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: 1
#brainteasers #mastermind
Find number abc
)
If 4c7b7 - c7ca2 = b4b5 find number abc. Multiple solutions may exist. Correct answers: 1
#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/2025/12/13/mastermind-1765584301.png','/Which-is-a-winning-combination-of-digits/8567'))
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: 1
#brainteasers #mastermind
