Question

An oil tanker took 7.2 hours to travel from city A to city B at an

average speed of 60 mph. If a passenger boat took 18 fewer
hours than the oil tanker to complete the same journey, what
was the average speed of the passenger boat?

Answer 1

Answer: 80 mph

Step-by-step explanation:

Just is

Answer 2

Answer: 80

Explanation: 7.2 hours x 60mph = 432 m

7.2 hrs - 1.8 hrs= 5.4 hrs

432m/5.4hrs = 80