Horace is running a race. he begins to wonder how fast he is running. which unit rates would be reasonable for horace to use to describe how fast he is running? select each correct answer. mm/min mi/h in./h km/h

What numbers are included in the set of integers? what numbers are not included?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?