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April 20, 2014

Homework Help: maths

Posted by Suzi-j on Tuesday, December 14, 2010 at 11:43am.

If a car travels for a distance of 16 km at an average speed of 50 km/h and then for a distance of 52 km at an average speed of 80 km/h, what is the total time for the journey in minutes, to the nearest minute?

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