Answer:
They will meet in 1.8 hours.
Step-by-step explanation:
Given that, distance between trains = 306 miles
Let they take time to meet each other.
Speed of first train = 90 mph
Speed of second train = 80 mph
Let distance traveled by first train = miles
Formula for distance:
Distance traveled by first train,
Let distance traveled by first train = miles
Formula for distance:
Distance traveled by first train,
Total distance traveled is 306 miles.
i.e.
They will meet in 1.8 hours.