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Grade: 12th pass

                        

There are 14 railway starions along a railway line .the number of ways of selecting 3 stations to stop a trian.?

one year ago

Answers : (3)

Arun
25311 Points
							
Dear student
 
For selecting 3 stations leave forst stations as it can't stop at the starting station.
 
Hence 13C3 = 13 * 12 * 11/ 6 = 143 * 2 = 286
one year ago
Vikas TU
13783 Points
							
Dear student 
Total No of way can a train be stopped= 14c3 = 14 * 13 * 12 / 3* 2* 1  = 364
Hope this will help 
Good Luck 
Cheers 
one year ago
Sai Soumya
99 Points
							
There are 14 railway stations and you have to choose any three out of those 14.
So, number of ways of choosing is 14C3
one year ago
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