Answer:
Distance will be 
Explanation:
We have given that Buffalo has a latitude of 42.9°N
And Raleigh has a latitude of 35.8°N
Radius of the earth = 3960 miles
We have to calculate the distance between given two cities
Difference in their latitudes = 
Now changing the angle in radian = 
So distance will be 
The new volume = 3 x 52.6 that’s because as the pressure decreases by 1/3 the volume increases x3
Explanation:
everything can be found in the picture