If a friend, at 10 am, drives at a rate of 30 mph, then stops at s red light for 4 minutes then proceeds for 6 more miles at 20 mph, what is the total travel time for him?
If a friend, at 10 am, drives at a rate of 30 mph, then stops at s red light for 4 minutes then proceeds for 6 more miles at 20 mph, what is the total travel time for him?
drives how far at a rate of 30 mph? As written this problem can't be answered.