Answer:Average speed =50 miles per hour or 50mph
Explanation:
We know that Speed is given as= Distance/ Time
 Nimer's distance to his destination = 65 miles
 Time taken to his destination = 13:30 to 14:48 
which is = 14:48--13:30 = 1:18 mins 
Converting 1hr 18mins to hours = 1 hour + 18/ 60 = 1 + 0.3 = 1.3 hours
 Average speed =Distance/ Time
Average speed = 65miles/ 1.3hr = 50 miles per hour