Question
A motorcycle rider travelled 23 of his journey at an average speed of 20 km/h and completed the remaining 80 km in 3 hours 31 minutes. How long did he take to complete his journey?
2 m

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A motorcycle rider travelled 23 of his journey at an average speed of 20 km/h and completed the remaining 80 km in 3 hours 31 minutes. How long did he take to complete his journey?