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Amusements in Mathematics
Amusements in Mathematics

Chapter XX

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Context Illustration Reading 1/84 · 5 lines
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There are several puzzles in this book that the reader will find lend themselves readily to this method.
342.--THE MANDARIN'S PUZZLE.
The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.
Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.
The shortest solution without moving any shaded number is in thirty-two moves.
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LEARNER DICTIONARY
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Amusements in Mathematics

Chapter XX

Reading 1/84 · 5 reading units · Lines 1–5

Line 1
There are several puzzles in this book that the reader will find lend themselves readily to this method.
Line 2
342.--THE MANDARIN'S PUZZLE.
Line 3
The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.
Line 4
Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.
Line 5
The shortest solution without moving any shaded number is in thirty-two moves.

Learner Dictionary

Oxford-style entry order: headword, part of speech, US IPA, concise definition, contextual example, audio, and collocations from this reading.

Has auxiliary verb US /hæz/

the form of “have” used with he, she, it, or a singular noun

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Himself pronoun US /hɪmˈself/

used when the man or boy doing the action is also its object

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Might modal verb US /maɪt/

used to say something is possible but not certain

From this reading “Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.”

Point noun US /pɔɪnt/

the main matter or purpose being discussed

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Readily noun US /readily/

an important story-specific word used in this passage

From this reading “There are several puzzles in this book that the reader will find lend themselves readily to this method.”

Right noun US /right/

an important story-specific word used in this passage

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Several noun US /ˈseveral/

a story-specific word describing an important person, object, action, or idea in this passage

From this reading “There are several puzzles in this book that the reader will find lend themselves readily to this method.”

Themselves pronoun US /ðemˈselvz/

used when the people doing the action are also its object

From this reading “There are several puzzles in this book that the reader will find lend themselves readily to this method.”

Those determiner US /ðoʊz/

the plural of “that”: the people or things further away, or already known

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Whether conjunction US /ˈweðər/

used to introduce two or more possibilities

From this reading “The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.”

Without preposition US /wɪˈθaʊt/

not having, not using, or not accompanied by

From this reading “The shortest solution without moving any shaded number is in thirty-two moves.”

Would modal verb US /wʊd/

used for something imagined, polite, or habitual in the past

From this reading “Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.”

All words in this reading · 70

Every word is available to listen to. Dictionary details are shown only when verified; these are not licensed Oxford entries.

342

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading 342.--THE MANDARIN'S PUZZLE.

adeterminerUS /ə/

used before a singular noun to mean one of a group, when it is not a particular one

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

advantage

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

any

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

areauxiliary verbUS /ɑːr/

the form of “be” used with you, we, they, or a plural noun

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

attacking

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

beauxiliary verbUS /biː/

used with a past participle to form the passive, or with -ing for continuous tenses

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

book

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

butconjunctionUS /bʌt/

used to introduce something that contrasts with what came before

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

canmodal verbUS /kæn/

to be able to, or to be allowed to

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

decide

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

dummies

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

find

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

forprepositionUS /fɔːr/

intended to be given to, or used by, somebody

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

form

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

hasauxiliary verbUS /hæz/

the form of “have” used with he, she, it, or a singular noun

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

himselfpronounUS /hɪmˈself/

used when the man or boy doing the action is also its object

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

hundred

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

ifconjunctionUS /ɪf/

on condition that; in the event that

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

inprepositionUS /ɪn/

inside something, or within a place, period, or state

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

isauxiliary verbUS /ɪz/

the form of “be” used with he, she, it, or a singular noun

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

lend

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

MANDARIN'S

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading 342.--THE MANDARIN'S PUZZLE.

mere

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

method

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

mightmodal verbUS /maɪt/

used to say something is possible but not certain

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

moves

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

moving

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

Ninety-nine

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

nodeterminerUS /noʊ/

not any; not one

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

notadverbUS /nɑːt/

used to make a word, phrase, or sentence negative

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

number

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

numbers

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

ofprepositionUS /ʌv/

belonging to, or connected with, somebody or something

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

opinion

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

orconjunctionUS /ɔːr/

used to join alternatives or possibilities

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

out

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

perplexing

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

persons

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

places

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

pointnounUS /pɔɪnt/

the main matter or purpose being discussed

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

PUZZLE

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading 342.--THE MANDARIN'S PUZZLE.

puzzles

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

rather

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

reader

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

readilynounUS /readily/

an important story-specific word used in this passage

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

rightnounUS /right/

an important story-specific word used in this passage

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

several

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

shaded

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

shortest

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

shown

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

soconjunctionUS /soʊ/

for that reason; with the result that

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

solution

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

solver

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

thatconjunctionUS /ðæt/

used to introduce what somebody said, thought, or felt

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

thedeterminerUS /ðə/

used before a noun that is already known, already mentioned, or the only one of its kind

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

theirdeterminerUS /ðer/

belonging to the people or things already mentioned

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

thempronounUS /ðem/

the people or things already mentioned, as the object

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

themselvespronounUS /ðemˈselvz/

used when the people doing the action are also its object

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

There

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

theypronounUS /ðeɪ/

the people, animals, or things already mentioned, as the subject

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

thirty-two

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

thisdeterminerUS /ðɪs/

used for a person or thing that is near, or that has just been mentioned

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

thosedeterminerUS /ðoʊz/

the plural of “that”: the people or things further away, or already known

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

toparticleUS /tuː/

used before the base form of a verb to make the infinitive

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

whetherconjunctionUS /ˈweðər/

used to introduce two or more possibilities

From this reading The rather perplexing point that the solver has to decide for himself in attacking this puzzle is whether the shaded numbers (those that are shown in their right places) are mere dummies or not.

willmodal verbUS /wɪl/

used to talk about the future, or about willingness

From this reading There are several puzzles in this book that the reader will find lend themselves readily to this method.

withoutprepositionUS /wɪˈθaʊt/

not having, not using, or not accompanied by

From this reading The shortest solution without moving any shaded number is in thirty-two moves.

wouldmodal verbUS /wʊd/

used for something imagined, polite, or habitual in the past

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.

wrong

Dictionary entry pending editorial verification. Tap Listen to hear the word.

From this reading Ninety-nine persons out of a hundred might form the opinion that there can be no advantage in moving any of them, but if so they would be wrong.