Questions tagged [logic-grid]
Logic grid puzzles, first produced by Lewis Carroll, are puzzles in which correspondences must be drawn between multiple ways of describing the same list of objects, using a given set of clues about these correspondences. Such puzzles can be solved using a grid, but for pre-existing grids whose elements must be filled using logic, use the [grid-deduction] tag instead.
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Logical Reasoning - Seating Arrangement problem
Source
P, Q, R, S, T, U, V and W are sitting around a square table in such a way that four of them sit at four corners of the square while four sit in the middle of each of the four sides. The ones ...
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Binary Grid Challenge and X & O Conundrum
You are given a 5x5 grid with some cells filled with either "X" or "O". Your goal is to fill the remaining cells with "X" or "O" following these rules:
Each row ...
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A Spelling Bee Champion And Some Bewildered Children
At this year's International English Spelling Bee For 10 Year Olds, the contest came down to four children. The judges decided to give each child two words to spell. No two children were given the ...
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Mr. Martin And The Mismanaged Airport Terminal
There is a small international airport in Greece. It has just 6 gates, lined up from 1 to 6 going away from the front desk. Tickets here only have the last names of passengers and gate numbers clearly ...
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Beach Umbrellas puzzle: did I make a mistake or is Brainzilla wrong?
https://www.brainzilla.com/logic/logic-grid/beach-umbrellas/ has the following puzzle:
Four families are going to the beach in the morning and are bringing
their family-size umbrellas. Which family ...
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Find unique values for the variables to make all statements true
In this puzzle you have to find unique values for the variables to make all statements true. I have proceeded to here and now I seem to be stuck.
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Zodiac Signs at the Table
"And we find ourselves at another one of Ophiuchus' little themed puzzle dinners," you say while glancing at the other seven people.
"I really like its puzzle dinners, honestly," ...
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Logic in the Polycule
Heavily based on a puzzle from Brainteasers and Mindbenders.
Eve's anniversary with her polycule is tomorrow, and she's bought presents for all of her partners. However, she stashed the presents in ...
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Entry and Exit of people in pizza delivery shop
Similar problem at: https://brainly.in/question/38234304
Five people went to a pizza delivery shop at different times on a Sunday morning.
They spent exactly 15 mins, 16 mins, 20 mins, 25 mins and 35 ...
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Man of War: A Numbers Problem
The story is set in an alternate universe, where magic prevails.
A man breathes heavily, muttering inaudible words while hunched over a spellbook. This person is a castle mage, tasked with determining ...
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Friends and Enemies
Here is a short puzzle I made:
There are 10 people arranged in a row, and each of them has a friend and an enemy also present in the row. Your goal is to identify the friend and enemy of each person.
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In logic puzzles, can I rely on "or" to mean "exclusive or"?
Is there a common rule for logic puzzles on whether the word "or" should be treated as inclusive or exclusive? In computers, "or" is always inclusive. In common speech, it seems ...
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Does "The investigator traveled the same week as the thief." in a logic-grid clue mean that two different people are referred to?
I've always wanted to know if a certain thing was expressly allowed or disallowed in logic puzzles. Here's a specific example:
The investigator traveled the same week as the thief.
Does this mean ...
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Is "Connect 4 is Excellent, Connect 3 is Great" a solved game?
Connect 4 is known to be a solved game.
I am introducing the Connect 4 is Excellent, Connect 3 is Great, variant of Connect 4.
Both players play like connect 4 and fill the grid i.e. they don't stop ...
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My Master Piece Logic Puzzle Mystery
Six suspects for a bank robbery line up in front of you, with different nationalities, activities, occupations, suit colours and items. They all look nondescript to you, but you know someone holds a ...