A motorist travels to a place 150 km away at an average speed of 50 km and returns at 19.30 km per hour. His average speed for the whole journey in km per hour is—

1. A motorist travels to a place 150 km away at an average speed of 50 km and returns at 19.30 km per hour. His average speed for the whole journey in km per hour is—

[Office (Cash) 2017 [MCQ] : 2017]

1. 35

2. 37

3. 37.5

4. 40

Answer

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