Charlotte drives 64 mph for the first 3 hours of her trip and 92 mph for last 4 hours.
2 answers:
Please correct me if wrong:
64x3= 192
92x4= 368
192+368= 560
560\7= 80
Correct answer: 80
Answer:
80 mph
Step-by-step explanation:

<u>First leg of trip</u>
- Speed = 64 mph
- Time = 3 hours

<u>Second leg of trip</u>
- Speed = 92 mph
- Time = 4 hours


To find the average speed:

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