BRAIN TEASERS
Monthly Archive - December 2013

Monthly Archive - December 2013

brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10.
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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: 61
The first user who solved this task is Sanja Šabović.
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#brainteasers #mastermind
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Calculate the number 1540

NUMBERMANIA: Calculate the number 1540 using numbers [1, 8, 5, 1, 60, 165] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 45
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #math #numbermania
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Find the area of the shaded figure

Express result to the accuracy of 3 decimal.
Correct answers: 22
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #math

Birds changing lightbulb

How many birds does it take to change a lightbulb?

Ideally three, but Toucan.

Jokes of the day - Daily updated jokes. New jokes every day.
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Which number should replace the question mark?

FUNNY MATH: Which number should replace the question mark?
Correct answers: 37
The first user who solved this task is Sanja Šabović.
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#brainteasers #math #riddles
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CINEMANIA: Guess the movie title

Two Western bank/train robbers flee to Bolivia when the law gets too close. Film was made in 1969.
Correct answers: 57
The first user who solved this task is Djordje Timotijevic.
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#brainteasers #movie #film #cinemania
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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: 64
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #mastermind
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Calculate the number 1817

NUMBERMANIA: Calculate the number 1817 using numbers [9, 2, 1, 4, 49, 820] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 29
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #math #numbermania
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Find the area of the shaded figure

Express result to the accuracy of 3 decimal.
Correct answers: 49
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #math
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CINEMANIA: Guess the movie title

When his secret bride is executed for assaulting an English soldier who tried to rape her, a commoner begins a revolt and leads Scottish warriors against the cruel English tyrant who rules Scotland with an iron fist. Film was made in 1995.
Correct answers: 69
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #movie #film #cinemania
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Calculate a * b

Calculate a * b
Correct answers: 26
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #math
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U.S. DNA Identification Act signed

In 1994, the U.S. DNA Identification Act was signed into law by President Clinton, as part of comprehensive federal crime legislation. Although it authorized the FBI director to establish a national DNA database, the system did not become operational until 1998. The Combined DNA Identification System (acronym CODIS) was designed to enable the states to pool the crime-investigation resources of the separate DNA databases held locally within each state. The central index would include identification records of criminals, and forensic analyses of DNA samples collected from crime scenes and unidentified human reamins. The Act included requirements for proficiency testing and privacy protection requirements, with penalties for violations. By Nov 2011, 198 laboratories were participating,«
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