A is twice as fast as B, and B is thrice as fast as C is. The journey

1.	A is twice as fast as B, and B is thrice as fast as C is. The journey covered by
A.	15 minutes
B.	30 minutes
C.	1 hour
D.	10 minutes
Answer» B. 30 minutes

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A is twice as fast as B, and B is thrice as fast as C is. The journey covered by

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