We have:
1 minute = 60 seconds
Then, 15 miles per second to miles per minute is:
[tex]15\frac{miles}{second}\times\frac{60\text{ seconds}}{1\text{ minute}}=15\times60=900\frac{miles}{minute}[/tex]Next, Distance traveled in 3 minutes is given by:
[tex]distance=900\times3=2700\text{ miles}[/tex]Answer:
rate = 900 mi/min
distance = 2700 miles