Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
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You are not logged in. #1 2013-01-09 18:00:50
Guess My Number!I am thinking of a two digit number, AB, such that A x B=AB/2, and A+B=AB/4. What is the number AB? #2 2013-01-09 21:20:12
#3 2013-01-10 03:37:26
Re: Guess My Number!Hi; In mathematics, you don't understand things. You just get used to them. Probability is the most important concept in modern science, especially as nobody has the slightest notion what it means. 90% of mathematicians do not understand 90% of currently published mathematics. |