A moving train, 66 meters long, overtakes another train 88 meters long, moving in the same direction in 0.168 minutes. If the second train is moving at 30 km/r, then at what speed is the first train moving?
(a) 85 km/hr
(b) 50 km/hr
(c) 55 km/hr
(d) 25 km/hr

Submitted by: Administrator
( a ) 85 km/hr
Submitted by: Administrator

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