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Monthly Archive - October 2013brain teasers, puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 1 to 10. |
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On which finger will she stop?
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A little girl counts from 1 to 1000 using the fingers of her left hand as follows. She starts by calling her thumb 1, the first finger 2, middle finger 3, ring finger 4, and little finger 5. Then she reverses direction, calling the ring finger 6, middle finger 7, the first finger 8, and her thumb 9, after which she calls her first finger 10, and so on. If she continues to count in this manner, on which finger will she stop? Correct answers: 147
The first user who solved this task is s.n.d.rishita chintapalli.
#brainteasers #riddles
Calculate the number 100
. Each of the numbers can be used only once.','/archive/2013/10/31/225.png','/calculate-number-100/225'))
NUMBERMANIA: Calculate the number 100 using numbers [1, 1, 4, 2, 20, 75] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. Correct answers: 52
The first user who solved this task is Eric Newton.
#brainteasers #math #numbermania
Find the area of the shaded figure
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Express result to the accuracy of 2 decimal. Correct answers: 40
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math
Double negative
A linguistics professor was lecturing to his class one day. "In English," he said, "a double negative forms a positive. In some languages though, such as Russian, a double negative is still a negative."
"However," he pointed out, "there is no language wherein a double positive can form a negative."
A voice from the back of the room piped up, "Yeah. Right."
Word Association: BOX, INSTRUMENT, GENRE, SOUND
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Word Association: BOX, INSTRUMENT, GENRE, SOUND Correct answers: 111
The first user who solved this task is Eric Newton.
#brainteasers #wordpuzzles #wordassociations
Which number should replace the question mark?
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FUNNY MATH: Which number should replace the question mark? Correct answers: 70
The first user who solved this task is Slobodan Strelac.
#brainteasers #math #riddles
Word Association: FAST, SOUL, ORGANIC, CHINESE
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Word Association: FAST, SOUL, ORGANIC, CHINESE Correct answers: 130
The first user who solved this task is Eric Newton.
#brainteasers #wordpuzzles #wordassociations
Which number should replace the question mark?
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FUNNY MATH: Which number should replace the question mark? Correct answers: 134
The first user who solved this task is Eric Newton.
#brainteasers #math #riddles
Calculate 9*(29+321+151)
','FUNNY MATH: Calculate 9*(29+321+151) :)','/archive/2013/10/28/214.png','/calculate-929321151/214'))
FUNNY MATH: Calculate 9*(29+321+151) :) Correct answers: 22
The first user who solved this task is Slobodan Strelac.
#brainteasers #math
Find the right combination
. 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.','/archive/2013/10/28/213.png','/find-right-combination/213'))
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: 49
The first user who solved this task is Sanja Šabović.
#brainteasers #mastermind
Find the area of the shaded figure
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Express result to the accuracy of 2 decimal. Correct answers: 66
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math
