a train 50 m from bridge going east to west with a…

a train 50 m from bridge going east to west with a speed 10m/sec another train which is other side of bridge and 100 m from the bridge going west to east.if both will come at the same time on bridge,train will collide.lenght of bridge is 50m.what could maximum speed of second train so that first train pass the bridge before reaching second train.neglect the length of train.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #54024