Speed calculations the questions are true or false for all of no.1 1. johnathon runs 5km in 30 mins . darren runs 9km in 60 mins they have the same average speed. t/f reena is driving in an area where speed limit is 50km an hour she travels 10km in 10 minutes. she has broken the speed limit. t/f jeremy runs the full length of the athletics track in four minutes. pete runs one lap in three minutes. jeremy is going faster than pete. t/f a car that travels 60 km in 45 mins is faster than a car that travels 400m in 12 seconds t/f a train travels at the average sped of 150km/h. it travelled faster than 150km/h for part of the journey t/f 2 sound travels at a speed of 340m/s how long does it take to travel 850m? 3 ben walks to school at the average speed of 4km/h. how far away is school from his home?