Answer:
90 miles/2 hours
Explanation:
180/8 = 22.2mph
240/6 = 40mph
90/2 = 45 mph
30/1 = 30 mph
45 mph is faster than every other unit rate, therefore 90 miles/2 hours is the fastest.
It would be 90 miles/2, it's rate is 45 miles per hour
3.4m questions
4.4m answers