OK so for this it will be simple
1,000 divided by 200 is 5
so if the plane took 5 hours to do 1,000 miles then the plane was traveling at option A. 200 miles per hour.
Answer:
3
Step-by-step explanation:
The required distance is 16.40 km.
This problem can be solved if we know the concept of speed, time and distance.
We know the speed=
To solve the problem let us assume that the total distance between the workplace and home is x km.
Given that his speed while going from home to work is 45 mph and while returning is 35 mph.
Time for the complete journey is
.
Now according to question;

⇒
⇒
⇒ 
∴ 
So, the required distance is 16.40 km.
To learn more about speed, distance and time visit the link:
brainly.com/question/15256256
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