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There are two routes joining city A to a...

There are two routes joining city A to a city B and three routes joining B to another city C . In how many ways can a person perform a journey from A to C ?

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There are two routes joining a city A to a city B and three routes joining B to another city C.
`:.`By the fundamental principle of counting, the total number of journey in which person can perform from A to C is `2xx3=6.`
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