Answer:
39 hours.
Step-by-step explanation:
You divide 3900 km by 100 km, (3900/100) and get 39. Since you are driving 100 km per hour, it will take you 39 hours to get to Michigan.
0.000565 - this is a simple standard form question (if the 10 is to the power of a negative number, the answer will always be extremely low!)
Sueinskwkakoqoqoqowowiiwiwiwiwiw