In how many different ways can a train travel from F to A wi

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Directions for the following 3 (three) items : consider the given information and answer the three items that follow.

Eight railway stations A, B, C, D, E, F, G and H are connected either by two-way passages or one-way passages. One-way passages are from C to A, E to G, B to F, D to H, G to C, E to C and H to G. Two-way passages are between A and E, G and B, F and D, and E and D.

In how many different ways can a train travel from F to A without passing through any station more than once?

[Paper II (CSAT) Analysis 2017]

A 1

B 2

C 3

D 4

EXPLANATION

Now for Q.17 the following paths are possible : F–D–E–C–...

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