A tourist covers half of his journey by train at 60 km/h, half of the remainder

Question

A tourist covers half of his journey by train at 60 km/h, half of the remainder by bus at 30 km/h and the rest by cycle at 10 km/h. The average speed of the tourist in km/h during his entire journey is

Options:

A . 36

B . 30

C . 24

D . 18

Answer: Option C

-NA-

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