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

speed = distance/time

speed1 = 1020/3.30
speed2 = 1020/2.75

so
speed2/speed1 = 1020/2.75 / 1020/3.30

= 3.30/2.75