Gate Exam Numerical Ability

There are 12 intermediate stations between A and B. In how many ways can a train made to stop at 4 Times of 12 intermediate stations, out of which 2 are not consecutive

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no of station is 12 and train not able to stop in consecutive station so we can stop out train in 6 station in differ ways so ans is 6!
6*5*4*3*2*1= 720 ways
10 years agoHelpfull: Yes(1) No(0)

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