Question

Two trains leave the same train station at the same time but are headed in opposite directions. One train leaves at 70 miles per hour and the other train travels at 80 miles per hour. How much time until the trains are at 600 miles apart?

Help pleaseee!!!

Answer 1

Train I 70 mph

Train II 80 mph

They are moving in opposite directions

so effective speed = 150 mph

Distance = 210 miles

Answer 2

The answer will be 7:45