You are doing a bycicle tour. Your goal is to complete a 20km track in 40min. After half way you realize that you have driven an average speed of 20km / h. How fast do you have to travel the rest of the way to reach your goal?
You are doing a bycicle tour. Your goal is to complete a 20km track in 40min. After half way you realize that you have driven an average speed of 20km / h. How fast do you have to travel the rest of the way to reach your goal?