Solve the Problem. -Three Trains  One Eastbound, One Westbound, and One Northbound

question 287

Multiple Choice

Solve the problem.
-Three trains  one eastbound, one westbound, and one northbound  leave a city at the same time. The speed of the northbound train is 30 miles per hour greater than the speed of the eastbound train. After 5
Hours, the distance between the westbound train and the eastbound train is 450 miles. Twice the speed of
The westbound train is 60 miles per hour more than the speed of the northbound train. Find the speeds of
The three trains.

• A)eastbound, 30 mph; westbound, 60 mph; northbound, 60 mph
• B)eastbound, 40 mph; westbound, 60 mph; northbound, 70 mph
• C)eastbound, 20 mph; westbound, 70 mph; northbound, 60 mph
• D)eastbound, 60 mph; westbound, 60 mph; northbound, 30 mph

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Definitions:

Price L

A symbolic representation often used in economic models to denote the price of a particular good or service, labeled "L".

Output

The amount of goods or services produced by a company, industry, or economy.

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A type of wild or farmed animal with antlers that is often hunted for sport, meat, or for its skin.

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A synthetic material made from a wide range of organic polymers such as polyethylene, PVC, nylon, etc., that can be molded into shape while soft and then set into a rigid or slightly elastic form.