BRAIN TEASERS
Monthly Archive - November 2023 (page 3)

Monthly Archive - November 2023 (page 3)

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 21 to 30.
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MAGIC SQUARE: Calculate A+B-C

The aim is to place the some numbers from the list (10, 12, 13, 20, 22, 23, 32, 33, 70, 72, 73) 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
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#brainteasers #math #magicsquare
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Find number abc

If b08b1 - 1aca7 = c13bc find number abc. Multiple solutions may exist.
Correct answers: 1
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#brainteasers #math
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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: 3
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#brainteasers #mastermind

A mother and her young inquisi...

A mother and her young inquisitive son were flying Southwest Airlines from Kansas City to Chicago.

The son (who had been looking out the window) turned to his mother and asked, "If dogs have baby dogs and cats have baby cats, why don't planes have baby planes?"

The mother (who couldn't think of an answer), told her son to ask the flight attendant.

So the boy dutifully asked the flight attendant, "If dogs have baby dogs, and cats have baby cats, why don't planes have baby planes?"

The flight attendant responded, "Did your mother tell you to ask me that?"

The little boy admitted that she did.

"Well, then, tell your mother that there are no baby planes because Southwest always pulls out on time. Now, let your mother explain that to you."
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Calculate the number 2223

NUMBERMANIA: Calculate the number 2223 using numbers [4, 2, 7, 7, 94, 790] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 1
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#brainteasers #math #numbermania
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Find number abc

If a0aaa + 77c69 = 1ba3b7 find number abc. Multiple solutions may exist.
Correct answers: 2
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#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: 2
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 6944

NUMBERMANIA: Calculate the number 6944 using numbers [2, 5, 9, 8, 91, 444] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
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 (4, 5, 6, 7, 12, 13, 24, 52, 62, 64, 70) 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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Find number abc

If 62927 - ca97a = 4b954 find number abc. Multiple solutions may exist.
Correct answers: 2
CHECK ANSWER
#brainteasers #math
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Sir Edwin Ray Lankester

Born 15 May 1847; died 15 Aug 1929 at age 82. British zoologist whose interests embraced comparative anatomy, protozoology, parasitology, embryology and anthropology. He was one of the first to describe protozoan parasites found in the blood of vertebrates. Lankestrella (a parasite related to the causative agent of malaria) carries his name. His work contributed to an understanding of the disease. Based on his investigation into the comparative anatomy of the embryology of invertebrates, Lankester endorsed Darwin's theory of evolution, In anthrolopology, his activities included the discovery of flint implements, evidence of early man, in Pliocene sediments, Suffolk. He was Director of the British Museum of Natural History (1898-1907).«
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