BRAIN TEASERS
The Easiest Tasks (page 250)

The Easiest Tasks (page 250)

puzzles, riddles, mathematical problems, mastermind, cinemania... These are the tasks listed 2491 to 2500.
Register with your Google Account and start collecting points.
Check your ranking on list.
[link]

Calculate A+B

Determine the pattern and calculate A+B. Author: Dejan Marsenic (Serbia)
Correct answers: 39
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #math
[link]

Find the area of the shaded figure

Express result to the accuracy of 2 decimal.
Correct answers: 39
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #math
[link]

Guess the movie title

Guess the movie title
Correct answers: 39
The first user who solved this task is Sanja Šabović.
CHECK ANSWER
#brainteasers #movie #film #cinemania

What are you doing this evening?

Rebecca, the curvy blonde secretary, came out from the cabin of her boss. She was shaking with anger, so a colleague asked her what was wrong.

Rebecca said,"The Boss asked me what was I doing this evening."

The colleague asked, "So what did you say?"

Rebecca answered, "I said I was doing nothing. He gave me 50 pages to type!"
Jokes of the day - Daily updated jokes. New jokes every day.
[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: 38
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #mastermind
[link]

Find number abc

If 3c037 + 70b0a = 10cba1 find number abc. Multiple solutions may exist.
Correct answers: 38
The first user who solved this task is Nílton Corrêa de Sousa.
CHECK ANSWER
#brainteasers #math
[link]

Chess Knight Move

Find the title of movie, using the move of a chess knight. First letter is L. Length of words in solution: 8,2,6.
Correct answers: 38
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #wordpuzzles #chessknightmove
[link]

Chess Knight Move

Find the title of movie, using the move of a chess knight. First letter is T. Length of words in solution: 3,5.
Correct answers: 38
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #wordpuzzles #chessknightmove
[link]

Remove 4 letters from this seq...

Remove 4 letters from this sequence (GBORGOZEOOUS) to reveal a familiar English word.
Correct answers: 38
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #wordpuzzles
[link]

Find number abc

If 81b77 - 6cba6 = 160c1 find number abc. Multiple solutions may exist.
Correct answers: 38
The first user who solved this task is Nasrin 24 T.
CHECK ANSWER
#brainteasers #math
[link]

Chess Knight Move

Find the title of novel, using the move of a chess knight. First letter is F. Length of words in solution: 12.
Correct answers: 38
The first user who solved this task is Djordje Timotijevic.
CHECK ANSWER
#brainteasers #wordpuzzles #chessknightmove
PREVIOUS PAGE
NEXT PAGE
Follow Brain Teasers on social networks
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.
Last Correct Answer

Top 10 Users (1174)

1. H Tav
5861
2. c. raj.
5777
3. Nasrin 24 T
5731
4. Fazil Hashim
5718
5. Thinh Ddh
5557
6. Alfa Omega
4681
7. Djordje Timotijevic
4549
8. Mita Kojd
4525
9. Jakubovski Vladimir
4443
10. Chandu Rajyaguru
4419
See full ranking list

Production of ammonia

In 1910, a U.S. patent for the Production of Ammonia was issued to Fritz Haber and Robert Le Rossignol (No. 971,501). This process could produce ammonia on a large scale directly from its component gases, hydrogen and nitrogen, by passing a mixture of them over heated finely-divided osmium metal used as a catalyst. A typical pressure of 175 atmospheres and a temperature of 550ºC could easily give an 8% by volume yield of ammonia. Although nitrogen makes up 80% of the air, as a gas it is quite unreactive. Despite its ready availability, nitrogen gas had previously been difficult to combine in a chemical form. Once nitrogen has been chemically combined in the form of ammonia, many other nitrogen compounds can be made.«
This site uses cookies to store information on your computer. Some are essential to help the site properly. Others give us insight into how the site is used and help us to optimize the user experience. See our privacy policy.