Two cars and are moving with velocities 41 km/h and 32 km/h, respectively, in the same direction. Determine .
A police car moving on a straight road at 71 km/h took notice of another car and a bicycle moving on the same road. Car was coming from the opposite direction and appeared to be traveling at a relative speed of 181 km/h, whereas the bicycle appeared to be moving backward at a relative speed of 37 km/h. Find the actual speeds of car and of bicycle .
A train of length 65 m was moving at 74 km/h when it passed another train of length 210 m travelling at 106 km/h in the other direction. How long did it take for train to completely pass train ?