Chad walks along a road which can be modeled by the equation y=3x, where (0,0) represents his starting point. When he reaches a certain point A, he turns right, so that he is traveling perpendicular to the original road, until he stops at the point (100,0). What was the point A where Chad turned?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.