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Math we NEED to know

Explaining all the math we need to know (with slow uploads)

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Tag: Enigma

The 4 4s problem… v100

Once again, credits to Enigmatic Code for providing the post. Puzzle 55: Ton up How can you divide 100 into four parts such that: adding 4 to the first part, subtracting 4 from the second part, multiplying the third part by 4 and dividing the fourth part by 4 results in all parts having the … Continue reading The 4 4s problem… v100 →

Choyeon.Exists Uncategorized Leave a comment January 22, 2022 1 Minute

Dutch is very hard to pronounce

EEN VIER NEGEN Dutch is hard I guess

Choyeon.Exists Uncategorized Leave a comment October 31, 2021 1 Minute

CAST THE ODD ONE OUT (is this among us)

When the egg is sus - SpokeIsHere, Lifesteal SMP The enigma where you find the imposter among the square numbers. CAST THE ODD ONE OUT!

Choyeon.Exists Uncategorized 2 Comments October 30, 2021 2 Minutes

The simple enigma

Well, not an enigma. Tantalizer 479. We're back with another "enigma" puzzle! I'll simplify it. Someone let the cat out. Who did it? Out of five suspects, their accusations are: Delia says it was one of the twins, Bert or ClaudAlice says it was BertBert (shame on you) says it was Claud, their twinClaud says … Continue reading The simple enigma →

Choyeon.Exists Uncategorized 6 Comments July 24, 2021July 24, 2021 1 Minute

There is a very hard, very hard…

Hey, it's the lousy author, back with another extraordinary enigma puzzle, and I do have to say, Uncle Bungle is really messed up.

Choyeon.Exists Uncategorized 2 Comments June 25, 2021 2 Minutes

Happy birthday, me!

I'll let you guess my age now. This is Enigma 1429 (because my birthday falls on April 29th, so 429.). DIX is a semiprime (prime * prime), CENT is a perfect square, and MILLE is a perfect cube. None of them start with a 0. What are the values of DIX, CENT, and MILLE respectively? … Continue reading Happy birthday, me! →

Choyeon.Exists Uncategorized Leave a comment April 29, 2021 1 Minute

The answer to Enigma #618

The answer to https://mathweneedtoknow.home.blog/2021/04/25/enigma-618-mysterious-divisor/ answer provided by me. Thank you to the many people at https://enigmaticcode.wordpress.com/.

Choyeon.Exists Uncategorized Leave a comment April 25, 2021April 28, 2021 1 Minute

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Continuous Everywhere but Differentiable Nowhere

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monthly writings in and around mathematics by James Propp

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mathematical puzzles and recreations

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