Suppose that a weapons inspector must inspect each of 5 different sites twice, visiting one site per day. The inspector is free to select the order in which to visit these sites, but he cannot visit the site 'X' on 2 consecutive days.
Find the total number of ways in which the inspector can schedule his visits.
is it 90720??
ReplyDeleteyes I am also getting same as shourya-90720
ReplyDeleteI am getting 1357080 but I think its wrong.
ReplyDeleteAnd thanks bhaiya for starting with a maths question too.
ReplyDeletebhaiya plz give soln of the 27th aug ques involving circular platform and wooden strip.
ReplyDeleteWe were perchance doing a chapter on counting in one of our courses...this question was from the textbook.
ReplyDeleteAnd for the 27Aug question, I wont give the answer till someone gets it right..there are many different answers on the post, but all are wrong.
i think my first answer is correct
ReplyDelete(sqrt[2])(pi)
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ReplyDeleteBHAIYA PLEASE GIVE THE SOLUTION OF 27Aug question,WE ALREADY GIVE OUR ANSWERS.So, please this is a request please give solution .
ReplyDeleteIn this question i am getting 90720
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ReplyDeleteThis comment has been removed by the author.
ReplyDelete10!/(2!)^5 - 9!/(2!)^4 =90720
ReplyDelete90720
ReplyDelete