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Mathematics, 03.03.2020 23:02 LUCASEDIE7430

The time taken for a journey on a motorway varies inversely as
the average speed for the journey. The journey takes 1.5 h
when the average speed is 54 miles per hour. Identify the time
taken in hours for this journey when the average speed is 45
miles per hour.

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The time taken for a journey on a motorway varies inversely as
the average speed for the journ...
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