Questions tagged [word-problem]
A mathematical puzzle that's stated in words, usually in terms of a story or a situation that dresses the problem up.
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Ernie and the conduits of constant cross-section
It all started last week, when Acme Engineering loaned him a prototype version of their 3D Home Printer (this was as a reward for Ernie providing them, patent-free, with a suitable building material - ...
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Ernie and the Kzijekistanian Coup
A couple of days ago I noticed an article in the International News section of our local newspaper headlined Kzijekistanian Empress Abdicates. Reading on, I discovered that she "… stepped down ...
- 14k
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Ernie and the disappointing drill bits
I was driving to Ernie's place a couple of days ago, with Ernie in the passenger seat, when we drove past an old building with a faded sign reading Lar's Tool's. Beneath it, scrawled on the front wall ...
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On which date was Marina born?
The puzzle is as follows:
In 2012, which began on a Sunday, Marina was happy because her birthday was on a Saturday and she celebrated it with her friends. We know, Marina was born in a year where ...
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votes
1
answer
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Two players alternately name dates
Two players alternately name dates. The winner is the player who names 31st December, and the starting date is 1st January. If a player names Xst of Y Month, the other player can name the first of the ...
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Which step is creaky?
The problem is as follows:
Ms. Flor has a 50-step wooden staircase that allows access from the
first floor to the second floor. One of the steps creaks when a person
stands on it. Diego and Mike are ...
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2
votes
1
answer
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Number of bullets for each hunter [duplicate]
The problem is as follows:
Two hunters make a stop in the forest to eat their breads. One of them
has 5 breads and the other has 3 breads. Suddenly, another hunter
appears, who has no bread at all. ...
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9
votes
1
answer
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Ernie and the literary criticism
When I dropped in on Ernie over the weekend he commented that he hadn’t seen me for a while. I had to confess that my evenings had been very busy recently - first at the local Community College doing ...
- 14k
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2
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Find the competition rankings of three people based on their final scores
I found this puzzle in my Logic and Reason book from 2000's. The topic is ordering information. From the looks of it seems to be an adaptation from a reprinted version of Martin Gardner's 70's book of ...
- 1,565
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Problem Solving [duplicate]
Long time ago in Egypt, an old man died and left a herd of 41 camels to his three sons.
According to his will, the oldest son should get 1/2 of the camels, the second son 1/3,
and the youngest 1/7 of ...
3
votes
3
answers
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finding a number using clues [closed]
The digit on hundreds place of a three-digit number is 2, the digit on tens place is 3 less than the digit on ones place. 6 times the product of the three digits is 20 less than this number. What is ...
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Ernie and the Chocolate Bomb
Last week when I visited Ernie he complained that his trousers had shrunk in the wash. I suggested an alternate possibility – he was putting on weight. So he decided to go on a diet and to support him,...
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2
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3
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How do I find the least number of times a shuttle can travel from one place to another?
I often see this situation in exams and I'd like to know if there is any kind of algorithm or shortcut that I can use to solve this puzzle instead of just guessing.
The problem is as follows:
A space ...
- 1,565
6
votes
2
answers
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Is there a way in which all the members can be seated?
Here's a puzzle where it is very difficult to find a possible seating arrangement of all the members.
I have been struggling to solve it. I have devoted so much of my time trying to figure out ...
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Find the least number of objects from a jar when those have two colors
I've been going in circles with this question which belongs to certainty about something. The original source of this problem is unknown. I found it in a textbook who doesn't have an author but rather ...
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