Respuesta :

Answer:

20 hours

Step-by-step explanation:

Speed is the distance covered per unit time

Speed = Distance/time

Making time the subject

Time = Distance/speed

Distance = 300 Mi, speed= 15 mi/h

Time = 300/15

        = 20 hours

Answer:

20!

Step-by-step explanation:

All you have to do is divide 300/15

which equals

20

I hope this helps :)