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Study Stuff for MCA Examinations - NIMCET
Study Stuff for MCA Examinations - NIMCET
Previous Year Question (PYQs)
Steel Express runs between Tatanagar and Howrah and has five stoppages in between. Find the number of different kinds of one-way second class tickets that Indian Railways must print to cover all possible passenger trips.
Solution
Stations = 7 (Tatanagar + 5 stops + Howrah) Number of one-way tickets = number of ordered pairs = n(n−1)/2 = 7×6/2 = 21 Correct answer: 21Online Test Series, Information About Examination,
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