P, Q, and R start their journeys at 8 am, 9 am, and 10 am respectively. Their speeds are in the ratio x : 1.25 x : 0.5 x x : 1.25x : 0.5x x : 1.25 x :...
Question
P, Q, and R start their journeys at 8 am, 9 am, and 10 am respectively. Their speeds are in the ratio . After 4 hours from Q's start, Q meets P, and then both start returning to their starting points. If the speed of Q is , what is the distance of Q from its starting point after 5 hours?