Question
An airplane flew 7200 km from Country A to Country B at a speed of 800 km/h. It then covered 15960 km from Country B to Country C at a speed of 840 km/h. Find the time taken for the whole journey.
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An airplane flew 7200 km from Country A to Country B at a speed of 800 km/h. It then covered 15960 km from Country B to Country C at a speed of 840 km/h. Find the time taken for the whole journey.