0000:00:00:00:00Start4Number 4ExplanationA train travels the distance from Jakarta to Surabaya at a speed of 606060 km/h for 151515 hours. If this distance is to be covered in 121212 hours, the speed of the train becomes...858585 km/h959595 km/h808080 km/h757575 km/h909090 km/h
4Number 4ExplanationA train travels the distance from Jakarta to Surabaya at a speed of 606060 km/h for 151515 hours. If this distance is to be covered in 121212 hours, the speed of the train becomes...858585 km/h959595 km/h808080 km/h757575 km/h909090 km/h
