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
A.	15 minutes
B.	20 minutes
C.	30 minutes
D.	1 hour
Answer» B. 20 minutes

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

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