Answer:
5.5 hrs
Step-by-step explanation:
So we know know the average speed =12000 kmh
Now we do 4,500 plus 2100 to get 6,600 km
so 6,600/1200=5.5 hr
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Answer:
5hours 30 minuts
Step-by-step explanation:
2100+4500=6600
6600/1200=5.5 that means 5hours 30 minuts