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
75 cents
328.5 cm
Volume= L x W x H
10 x 4.5 x 7.3= 328.5
:))
I am almost confident it is B