A train has a length of 150 metres. It is passing a man who is moving at 4 km/hr in the same direction of the train, in 3 seconds. Find out the speed of the train?

• ক 152 km/hr
• খ 169 km/hr
• গ 184 km/hr ✅ সঠিক উত্তর
• ঘ 180 km/hr