BRAIN TEASERS
Monthly Archive - July 2022

Monthly Archive - July 2022

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
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Find number abc

If b49a9 - c613b = bcc1 find number abc. Multiple solutions may exist.
Correct answers: 4
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#brainteasers #math
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Which is a winning combination of digits?

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: 6
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 8731

NUMBERMANIA: Calculate the number 8731 using numbers [3, 7, 6, 1, 79, 892] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 2
CHECK ANSWER
#brainteasers #math #numbermania

The way to achieve true inner peace

Sir Bedevere:

'Now, why do witches burn?'

Peasant:

'...because they're made of... wood?'

Sir Bedevere:

'Good. So how do you tell whether she is made of wood?'

Peasant 2:

'Build a bridge out of her.'

From Monty Python and the Holy Grail

Picture: Rex Features

Jokes of the day - Daily updated jokes. New jokes every day.
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MAGIC SQUARE: Calculate A+B+C

The aim is to place the some numbers from the list (6, 7, 8, 9, 15, 16, 17, 20, 43, 44, 45, 90) 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
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#brainteasers #math #magicsquare
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Find number abc

If 7283b + a988a = bc27b7 find number abc. Multiple solutions may exist.
Correct answers: 2
CHECK ANSWER
#brainteasers #math
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Find number abc

If bc699 - 5aa20 = 2b5b9 find number abc. Multiple solutions may exist.
Correct answers: 1
CHECK ANSWER
#brainteasers #math
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Which is a winning combination of digits?

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: 13
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 819

NUMBERMANIA: Calculate the number 819 using numbers [8, 5, 2, 8, 40, 649] 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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Find number abc

If 473c4 + a49a4 = bb23b8 find number abc. Multiple solutions may exist.
Correct answers: 11
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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Seat-belt patent

In 1962, a U.S. patent was issued to Swedish engineer, Nils Bohlen, for the three-point seat-belt (No. 3,043,625). His lap and and shoulder design is now familiar as the passenger-restraint safety device in cars that has saved countless lives. His design replaced the earlier style of a single safety belts strapped across the body, with the buckle placed over the abdomen, which often caused severe internal injuries in high-speed crashes. Bohlin assigned the patent to Volvo, the car manufacturer for whom he worked. From Aug 1959, Volvo incorporated Bohlin's seat belt into the vehicles they manufactured. The company also made the design freely available to other car manufacturers to save more lives.«
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