Answers by visitors named: Frederick

Actually, SraJMcGin, the riddle in fact does refer to him. His life is a real mystery, I agree. I already read that very same article before coming to visit here. I was not thinking along the same lines as you were, but who knows what all is going on here? Perhaps I should come back later. ¡Gracias por su tiempo!

Evaluate (3m)² - 3m², when m=2

In a diagram form

A uniform stick Ab can be nalanced on a knife edge 10cm from one end when a weight of 200N is hung from that end the 200N weight has to be moved to a point 8.75cm from the knife edge to obtain a balance .Find the length of the stick and its weight

Thanks for the guide, My question is clearly answered