How long it will take?
1,438.2K Views
It takes ten men ten hours to build a certain wall. How long does it take five men to build the same wall?
No time, the wall is already built.
Ans-20 Hours
Since 10 Men=10 Hours
then for 5 Men, time taken=10M/5M*10hours=20Hours
Your Answer
More puzzles to try-
Punctuation riddle
Add punctuation to the following phrase to make something gramatically and logically coherent: is is not not not is not ...Read More »Chance of Winning Lottery
The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in ...Read More »I leave you with mixed feelings
Sometimes, I leave you with “mixed” feelings. More times than not, I teach you a lesson. I give what I ...Read More »Enters it blind and leaves it seeing
There is a house. One enters it blind and leaves it seeing. What is it?Read More »White Box without Key Puzzle
I am a white box having no key or lid. Yet there is a golden treasure inside it. What Am ...Read More »Guards and Prisoners Riddle
There are three guards and three prisoners who need to cross a river. Their boat only holds two people at ...Read More »Fake Murder Mystery
A crime was committed at baker street. Ibrahim Dakota who was shot in the stomach was the main suspect. Sherlock ...Read More »Duplicate
If you see me, I see you. If you move, then I will move too. When you touch me, I ...Read More »Uncle’s sister
If your uncle’s sister is not your aunt, what relation is she to you?Read More »Can you find the mistake Puzzle
Can you find the mistake in the below statement?Read More »Can you find odd Doraemon?
Out of the three Doraemon in the given picture. One of them is a bit different than the other two. ...Read More »Crack the code
Justin Case and Auntie Bellum are fellow con artists who deliver coded messages to each other to communicate. Recently Auntie ...Read More »I go up and I go down
I go up and I go down. I go up towards the beautiful sky and down toward the green ground. ...Read More »Counting Error Puzzle, Can you help Mrs. Alka?
Mr. Sameer a very clever person, he wanted to cheat restaurant owner Mrs. Alka by proving she have calculated his ...Read More »Fun Laughter Challenge
We know that money can be names differently for the purpose it is used for. Some of the examples of ...Read More »Solve the matrix puzzle
Find the next number
Find next number in sequence 81 87 69 82 84 ? Hint – Information Interchange code By America is a must ...Read More »Apple Banana and grape count puzzle
Apple Banana and Grape count puzzle PS:- Its not that easy 😛Read More »The goal in Football Match
Why did Buffon take the goal with him after every Juventus match?Read More »Smartest animal in the room puzzle
You walk into a room with a rabbit holding a carrot, a pig eating slop, and a chimp holding a ...Read More »
Accenture Interview PuzzlesAdobe Interview PuzzlesAge RiddleAkbar Birbal PuzzlesAlgorithm PuzzlesAlphabet riddleAmazon Interview PuzzlesAnalytical MathematicsAptitude PuzzleBank PuzzlesBetting PuzzlesBrain TeasersCalendar PuzzlesCards PuzzlesChess Board PuzzleChess PuzzlesChristmas Puzzlecipher PuzzleCivil Services PuzzleClock time puzzleCognizant Interview PuzzlesCoins PuzzleComputational PuzzleconundrumCoronavirus PuzzleCoupondunia Interview PuzzleCritical Thinking Puzzledata analyticsData Structure Interview QuestionsDecode PuzzleDetective PuzzlesDice PuzzleDictionary Riddlesdifficult riddleEasy Math puzzlesEasy puzzlesEinstein puzzleEnglish RiddleFamily Tree Puzzlefamous puzzleFill in the blanks riddlesFinding Killer RiddlesFlipkart interview puzzlesFunny RiddlesGeneral KnowledgeGeographical PuzzleGoogle Code Jam 2014Google Interview PuzzlesGRE PuzzleHard Puzzle