Smyrna and Marietta are 35 mi apart. A car takes 45 min to go from Exeter to Manchester. The return trip takes 35 min.

a) determine the average SPEED of the car for the round trip.

b) determine the average VELOCITY of the car for the round trip

2 answers

a) If the travelling is done from Exeter to Manchester, what does the mileage from Smyrna to Marietta have to do with it?

b) Zero. It is a round trip and they end up where they started.
sorry, i meant smyrna and marietta.