The king and his two children are imprissoned at the top of a tall tower.Stonemasons have been working on the tower and have left a pully fixed at the top. over the pully runs a rope with a basket attached to either end. in the basket on the ground is a stone like the one used to build the tower. the stone weighs 75 pounds. the king figures out the stone can be used as a counterbalance, provided that the weight in either basket does not differ by more thatn 15 pounds. the king weighs 195 pounds, the princess weighs 105 pounds, and the prince weighs 90 pounds. How can they escape from the tower? They can throw the stone from the tower to the ground.