There are 11 stations on railway line as shown
in the image. How many different single tickets
must be printed to cater for every possible booking
from any one of the 11 stations to any other?
Answers
Answered by
15
Answer:
From a single station if he travels to 14 stations he needs 14 different tickets.
- Given, 15 stations, so , from each station 14 tickets.
Total ways =15×14=210.
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Answered by
7
Answer:
121 is the correct answer
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