BRAIN TEASERS
Monthly Archive - February 2023 (page 2)

Monthly Archive - February 2023 (page 2)

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 11 to 20.
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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: 5
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 2488

NUMBERMANIA: Calculate the number 2488 using numbers [4, 8, 6, 4, 70, 526] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A+B-C

The aim is to place the some numbers from the list (3, 4, 5, 7, 22, 23, 24, 36, 37, 42, 43, 44, 72) 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
CHECK ANSWER
#brainteasers #math #magicsquare

Once upon a time, a man appear...

Once upon a time, a man appeared in a village and announced to the villagers that he would buy monkeys for $10 each.
The villagers, knowing there were many monkeys, went to the forest and started catching them. The man bought thousands at $10 each and, as supply started to diminish, the villagers stopped their effort.
He then announced that he would buy monkeys at $20 each. This renewed the villagers efforts and they started catching monkeys again.
Soon, the supply diminished and people started going back to their farms. The offer increased to $25 each and the supply of monkeys became so scarce it was an effort to even find a monkey, let alone catch it!
The man now announced that he would buy monkeys at $50 each! However, since he had to go to the big city on some business, his assistant would buy on his behalf.
The assistant told the villagers, "Look at all these monkeys in the big cage that my boss has already collected. I will sell them to you at $35 and when my boss returns, you can sell them to him for $50."
The villagers rounded up all their savings and bought all the monkeys for 700 billion dollars.
They never saw the man or his assistant again, only lots and lots of monkeys!
Now you have a better understanding of how the
WALL STREET BAILOUT PLAN WORKS!!!
It doesn't get much clearer than this........
Jokes of the day - Daily updated jokes. New jokes every day.
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Find number abc

If 5c955 + 8c9bc = aba885 find number abc. Multiple solutions may exist.
Correct answers: 8
CHECK ANSWER
#brainteasers #math
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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: 3
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 846

NUMBERMANIA: Calculate the number 846 using numbers [3, 4, 9, 2, 83, 598] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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Find number abc

If 7828c - b02ab = 180a3 find number abc. Multiple solutions may exist.
Correct answers: 2
CHECK ANSWER
#brainteasers #math
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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: 7
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 1911

NUMBERMANIA: Calculate the number 1911 using numbers [6, 6, 8, 1, 85, 324] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
CHECK ANSWER
#brainteasers #math #numbermania
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MAGIC SQUARE: Calculate A+B*C

The aim is to place the some numbers from the list (8, 11, 12, 13, 15, 16, 37, 41, 42, 89, 95) 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
CHECK ANSWER
#brainteasers #math #magicsquare
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Pierre Curie

Born 15 May 1859; died 19 Apr 1906 at age 46. French physical chemist and cowinner of the Nobel Prize for Physics in 1903. His studies of radioactive substances were made together with his wife, Marie Curie, whom he married in 1895. They were achieved under conditions of much hardship - barely adequate laboratory facilities and under the stress of having to do much teaching in order to earn their livelihood. Together, they discovered radium and polonium in their investigation of radioactivity by fractionation of pitchblende (announced in 1898). Later they did much to elucidate the properties of radium and its transformation products. Their work in this era formed the basis for much of the subsequent research in nuclear physics and chemistry.
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