Answer: N/A
Step-by-step explanation:
this answer is not physically possible cause the human body is not capable of going that fast continually for an hour. If you are in athletics and run everyday you would understand. i mean come on don't believe me? your try.
The washer costs $624 and the dryer costs 312.
624 is double 312 so that works out. Also if you add 624 and 312 you get 936.