Answer:
Hour 5 and hour 6
Step-by-step explanation:
The speed-time graph for both cars A and B is provided in the question.
• Between hour 0 and hour 5, car A travel faster than car B because it has a higher speed
,
• Beyond hour 6, car A travel faster than car B
By carefully observing the graph, it is seen that car B travels faster than car A between hour 5 and hour 6 since that it the only timeframe where we have the blue line above the black