Therefore, car B travels 35/5 kilometers more per hour than car A = 7 kilometers.
Therefore, the B car travels 34+7=4 1km per hour.
The second car travels more miles per hour than the first car: 35/5=7 (kilometers).
Train b runs every hour: 34+7=4 1 (km)
Answer: the speed of car B is 4 1km.