Answer:
3 hours
Step-by-step explanation:
it will take him 3 more miles because:
200 miles divided by 4 hours = 50
from this equation we see we travel 50 miles per hour
then we do 150 miles divided by 50 miles per hour
which then we get 3 hours
so the answer is 3 hours
hope this helps and can I get brainiest?