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The new high-speed train reduces the travel time between the two cities by 30% with a 75 miles-per-hour increase in the average speed. What is the speed of the new train in miles per hour?
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The new high-speed train reduces the travel time between the two cities by 30% with a 75 miles-per-hour increase in the average speed. What is the speed of the new train in miles per hour?

User James Pearson
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Answer: 21

Explanation:

User Ismael Padilla
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