A helicopter flies 210 miles in 1 hour 24 minutes. What is its average speed in miles per hour?
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Correct answer to question 185 (Arithmetic Reasoning): 150 miles per hour
Method
Convert the flight time to hours: 1 hour 24 minutes is 1.4 hours. Dividing distance by time, 210 divided by 1.4 gives 150 miles per hour.
Updated: November 2026