Answer:
The speed of marathon is 20.038 mile per hours
Explanation:
Given as :
The distance of marathon = 26.2 miles
The time recorded for marathon = 1 hour 18 minutes and 27 seconds
So, The total time =
Or , Total time = 1.3075 hours
Let The speed in marathon = x mph
So, Distance = Speed × Time
Or, 26.2 miles = x × 1.3075
Or, x =
mile per hour
Or , x = 20.038 mph
Hence The speed of marathon is 20.038 mile per hours Answer