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  • Assume that you can get from point A to point B by taking 5 buses, from point B to point C by taking 6 buses, from point C to point D by taking 8 buses, and from point D to point E by tak

Assume that you can get from point A to point B by taking 5 buses, from point B to point C by taking 6 buses, from point C to point D by taking 8 buses, and from point D to point E by taking 4 buses. How many routes are there to get from A to E?

 

Option: 1

840


Option: 2

720

 


Option: 3

360


Option: 4

930


Answers (1)

best_answer

From the given, 

There are 5 ways to choose the bus from point A to point B.

There are 6 ways for choosing the bus from B to C.

There are 7 ways for choosing the bus from C to D.

There are 4 ways for choosing the bus from D to E.

Using the general counting principle, the number of routes is given by,

5\times 6\times 7\times 4=840

Therefore, the number of ways for routing the bus is 840.

 

Posted by

Suraj Bhandari

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