Question
A motorist travelled 23 of his journey at an average speed of 70 km/h and completed the remaining 210 km in 4 h. What was the total time taken for the whole journey?
2 m

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A motorist travelled 23 of his journey at an average speed of 70 km/h and completed the remaining 210 km in 4 h. What was the total time taken for the whole journey?