awhetzell5214 awhetzell5214

18-01-2024
Mathematics

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A plane left 30 minutes later than the scheduled time and in order to reach the destination 1500 km away in time, it had to increase the speed by 250 km/h from the usual speed. Find its usual speed.
A. 720 km/h
B. 740 km/h
C. 730 km/h
D. 750 km/h

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