Ribert

This page lists questions and answers that were posted by visitors named Ribert.

Questions

The following questions were asked by visitors named Ribert.

Answers

The following answers were posted by visitors named Ribert.

A uniform pole 70 m long and weigh 10kg is supported by a boy 2m from one end and a man 3m from the order end. At what point must a 20kg weigh be attach so that the man would support twice as much weight as the boy