Mark Bennet's user avatar
Mark Bennet's user avatar
Mark Bennet's user avatar
Mark Bennet
  • Member for 13 years, 5 months
  • Last seen this week
  • Thatcham, United Kingdom
184 votes

Probability: 6 Dice are rolled. Which is more likely, that you get exactly one 6, or that you get 6 different numbers?

138 votes
Accepted

Do we have negative prime numbers?

128 votes
Accepted

How can one prove that $e<\pi$?

114 votes
Accepted

7 fishermen caught exactly 100 fish and no two had caught the same number of fish. Then there are three who have together captured at least 50 fish.

78 votes
Accepted

A circle in the plane contains at most four lattice points?

63 votes
Accepted

How to solve equations to the fourth power?

58 votes

Are there infinitely many Mama's numbers and no Papa's numbers?

51 votes
Accepted

Why is this integration method not valid?

47 votes

Mathematical equivalent of Feynman's Lectures on Physics?

42 votes
Accepted

Best approximation of log 3?

39 votes
Accepted

In need of tips/suggestions when to add or multiply probabilities

39 votes

Digit sequence that is not prime in any base

34 votes

How do we understand 6 people trying something is not 6 times the success rate?

34 votes

Minimum number of different clues in a Sudoku

33 votes
Accepted

How to prove $a^2 + b^2 + c^2 \ge ab + bc + ca$?

32 votes

What's a proof that the angles of a triangle add up to 180°?

32 votes
Accepted

Three doors logic problem

31 votes

Find the value of a function whose derivative is zero

30 votes
Accepted

Why do graph degree sequences always have at least one number repeated?

29 votes
Accepted

Prove that if $\sum{a_n}$ converges absolutely, then $\sum{a_n^2}$ converges absolutely

24 votes

How many solutions for this equation?

23 votes
Accepted

Is topology just a generalization of real analysis?

23 votes

Do we really need reals?

23 votes
Accepted

How many prime numbers are also triangular numbers?

22 votes

Linear independence of $\sin(x)$ and $\cos(x)$

22 votes
Accepted

Why is this argument for the reals being countable wrong?

22 votes

Can you solve two unknowns with one equation?

22 votes

If, $x+y=1, x^2+y^2=2$ Find $x^7+y^7=??$

21 votes
Accepted

Solve $e^x+x=1$

20 votes

Is a prime factor of a number always less than its square root?

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