speed = distance/time
speed1 = 1020/3.30
speed2 = 1020/2.75
so
speed2/speed1 = 1020/2.75 / 1020/3.30
= 3.30/2.75
A plane travels 1020 miles from New York City to Minneapolis in 3.3 hours. The return trip takes 2.75 hours.
a. How many times faster is the return trip?
1 answer