1. Bob enters a lift on the 21st floor, which is going up @ 57 floors/min. At the same time Jane enters another lift on the 61st floor which is going down at 63 floors/min. At what floor will they be together?
2. Train A can travel from X to Y, a distance of 100 miles, in 3hrs while train B can travel the same distance in 5hrs. If A starts from X to Y at the same time as B starts from Y to X, then at what distance from X will they meet?
Please help...if possible with explanation...
2. Train A can travel from X to Y, a distance of 100 miles, in 3hrs while train B can travel the same distance in 5hrs. If A starts from X to Y at the same time as B starts from Y to X, then at what distance from X will they meet?
Please help...if possible with explanation...