Atrain leaves a station and travels north at a speed of 105 mph. two hours later a second train leaves on a parallel track and travels north at 135 mph. how far from the station will they meet?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

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.

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.