Sunil covers a distance by walking for 6 hours while returning his speed decreases by 1km/hr and he takes 9 hours to covers the same distance what was his speed in turns journey?

Question:Sunil covers a distance by walking for 6 hours while returning his speed decreases by 1km/hr and he takes 9 hours to covers the same distance what was his speed in turns journey?

1.2km/hr

2.3km/hr

3.5km/hr

4. cannot be determined


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