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Start the plan1) Traveling at a speed of \(270\) kilometers per hour, the flight from city \(A\) to city \(B\) takes \(20/3\) hours
2) Traveling at a speed of \(300\) kilometers per hour, the flight from city \(A\) to city \(B\) takes \(40\) minutes less than when traveling at a speed of \(270\) kilometers per hour
The OA is D













