Calculate the average speed of a complete round trip in which the outgoing 240 km is covered at 98 km/h, followed by a 1.0-h lunch break, and the return 240 km is covered at 65 km/h. Express your answer to two significant figures and include the appropriate units. v = Value Units Submit Request Answer Part B ? Calculate the average velocity of the trip. Express your answer to two significant figures and include the appropriate units. v = H Value Units ?