Two trains leave a city at the same time. One train goes west at a constant rate of 60 mph. The other goe east at a rate of 50 m
ph. How long will it take the trains to be 550 miles apart
A) 5 hours
B) 7 hours
C) 9 hours
D) 11 hours
1 answer:
Answer:
5 hours.
Step-by-step explanation:
Combined speed of the trains = 50 + 60 = 110 mph. They are increasing the distance between them at 110 mph.
Therefore the time when they are 550 miles apart is distance / speed
= 550/110 = 5 hours.
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Divide to find the missing length:
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3.5-= 7/2 3.5 =350 percent thats what i got sorry if it doesnt help
Answer
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Step-by-step explanation: