One mile equals 5,280 feet, therefore you would multiply 12 x 5,280 which is 63360 feet per hour.
The decimal number is 0.9
If a football player runs 5/6 of a mile every 3/4th of a hour, that means every 1/4th a hour he runs 1.5/6th of a mile.
That means every 15 minutes the football player runs .2 of a mile. That means that every hour he runs :
0.8 of a mile!
Answer: C. 45 degrees and 135 degrees
The answer would be B C E hope this helps :)