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• Am I doing something dumb with arithmetic?

  Asked by Bill1939 | 13 responses

• If 4! = 1x2x3x4 and is called 4 factorial, what is the sum of the numbers e.g. 4(?)= (1+2+3+4) called?

  Asked by LuckyGuy | 19 responses

• About how much gas is used on a 95 mile trip?

  Asked by JessK | 7 responses

• What are the different sizes of infinity?

  Asked by PhiNotPi | 18 responses

• Recall a parody of how math word problems have changed over time and how they reflect lowered educational standards?

  Asked by Jeruba | 5 responses

• If 20% of pea pods contain 80% of the peas, it is possible for the number of peas in a pod to be normally distributed?

  Asked by PhiNotPi | 8 responses

• What do you think of this explanation for why perpendicualar lines have negative reciprocal slope?

  Asked by LostInParadise | 7 responses

• If you had to answer why the axioms of logic and mathematics are the way they are, what would you say?

  Asked by Questionsaboutstuff | 15 responses

• Can you solve this diabolical combination lock problem?

  Asked by LostInParadise | 12 responses

• Math question (woodworking, not homework)

  Asked by Yetanotheruser | 5 responses

• How else can you correlate data on Excel?

  Asked by ScottyMcGeester | 9 responses

• I don't get it. Why are so many people bad at math?

  Asked by BBawlight | 47 responses

• How much math (and what courses) are required for an undergraduate psychology major?

  Asked by yasminemaried | 19 responses

• What are some job opportunities available to a mathematician?

  Asked by Noobie | 19 responses

• Is there any way to manipulate a sine function such that the amplitude when it is positive is larger than when it is negative?

  Asked by Mariah | 14 responses

• Are my units correct?

  Asked by Sapphire_Frenzy | 13 responses

• Why does percentage error decrease as units of measurement increase?

  Asked by Sapphire_Frenzy | 3 responses

• Statistics question: a binomial model can be approximated with what other model?

  Asked by 717richboy | 7 responses

• Can you find a way of reducing this word puzzle to a manageable size?

  Asked by LostInParadise | 4 responses

• Percentage to ratio?

  Asked by Sapphire_Frenzy | 6 responses

• Can you help me understand why my answer is wrong (system of differential equations, solved via eigenvectors)?

  Asked by Mariah | 10 responses

• What are some theorems that are intuitively true but very difficult to prove?

  Asked by PhiNotPi | 5 responses

• Can you help me with some portable physics?

  Asked by Nullo | 7 responses

• Is Zeno's paradox of Achilles and the tortoise really a follower's trap?

  Asked by WyCnet | 15 responses

• Where can I find the actual tax "math" for Paul Ryan's budget?

  Asked by RandomMrAdam | 10 responses

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