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Reyes Bartlett
01/09/2023 · Elementary School

The distance between two towns is 90 km . A bus driver averages \( 30 \mathrm{~km} / \mathrm{h} \) in heavy traffic in one direction and \( 45 \mathrm{~km} / \mathrm{h} \) on the return trip. Calculate the total time taken and the average speed for the total journey. \( 5 \mathrm{hours}, 36 \mathrm{~km} / \mathrm{h} \)

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Total time taken is 5 hours, and the average speed for the journey is 36 km/h.

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