BRAIN TEASERS
The Most Difficult Tasks (page 167)

The Most Difficult Tasks (page 167)

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1661 to 1670.
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Replace asterisk symbols with ...

Replace asterisk symbols with a letters (*** ***E*S) and guess the name of musician band. Length of words in solution: 3,6.
Correct answers: 7
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #music
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Find number abc

If 647b2 - 62cb1 = 18a1 find number abc. Multiple solutions may exist.
Correct answers: 8
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#brainteasers #math
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Find number abc

If 9c79b - bcaa6 = 404b9 find number abc. Multiple solutions may exist.
Correct answers: 8
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#brainteasers #math

Friendship between wom...

Friendship between women: A woman doesn’t come home one night. The next day she tells her husband that she had slept over at a girlfriend's house.
The husband calls his wife's 10 best friends. None of them know anything about it.
Friendship between men: A man doesn’t come home one night. The next day he tells his wife that he had slept over at a friend’s house. The wife calls her husband's 10 best men friends. Eight of them confirm that he had slept over, and two claim that he was still there.
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Find number abc

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

If 7ab3b + 2349a = c02c34 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: 8
CHECK ANSWER
#brainteasers #mastermind
[link]

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
CHECK ANSWER
#brainteasers #mastermind
[link]

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
CHECK ANSWER
#brainteasers #mastermind
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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.
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Thalidomide

In 1957, the notorious drug thalidomide was first marketed in West Germany and shortly sold in at least 46 countries. First synthesized in 1953 by Chemie Grünenthal, as a sedative, it seemed a wonder drug for pregnant women to combat symptoms associated with morning sickness. Too late it was found that the drug's molecules crossed the placental wall, especially during the first trimester, tragically affecting the proper growth of the foetus. Worldwide, over 10,000 babies were born by the early 1960's with substantial birth defects, including deafness, blindness, internal disabilities, cleft palate, deformed or even missing limbs. Survivors, now middle-aged adults, have continuing health problems. Yet, some beneficial uses have now been found for the drug.«
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