Answer:
Avg speed 550 miles per hour
Step-by-step explanation:
with the wind 1200 miles traveling
1200/(550+50) = 2 hours
Against the wind
1000/(550-50) = 2 hours
Answer:

Step-by-step explanation:
i think
Answer:
6.53
Step-by-step explanation:

Answer:
2.5 right?
Warning: Answer may be wrong. I don`t know, it`s 11 A.M so please forgive me.
<h3>Answer</h3>
First multiply everything by 27

Then approximate the terms with 27 if it's possible (27 and 9) (27 and 27)

So now multiply again

And you have


You're welcome if it's right