What was the math question on Regis & Kelly this morning?!
Question: What was the math question on Regis & Kelly this morning!?
I only caught the end of the show!.!.!.Www@Enter-QA@Com
Answers:
Essentially it was this question (or some paraphrase)
You are standing in front of a row of one hundred lockers in a school each is numbered one, two, three, and so on to one hundred!. There are one hundred students each assigned a single number one through one hundred!. They go in turn starting with student number one and change (open a closed or close an open locker) every "xth" locker associated with their number!. i!.e!. to begin with all are closed!. the first student "changes" every 1 lockers so he opens them all!.!.!. the second student will change" every second locker (since # 1 has opened them all #2 will close every 2nd locker)!.!.!. the third student will change (if a locker is open he closes it if closed he opens it) every third locker!.!.!. this goes on through all one hundred students!. At the end of the ordeal which of the lockers will be open!?
Oh and the answer is !.!.!.
Lockers 1, 4, 9, 16, 25, 36, 49, 64, 81, 100
(the squares 1x1, 2x2, 3x3 etc!.)Www@Enter-QA@Com
You are standing in front of a row of one hundred lockers in a school each is numbered one, two, three, and so on to one hundred!. There are one hundred students each assigned a single number one through one hundred!. They go in turn starting with student number one and change (open a closed or close an open locker) every "xth" locker associated with their number!. i!.e!. to begin with all are closed!. the first student "changes" every 1 lockers so he opens them all!.!.!. the second student will change" every second locker (since # 1 has opened them all #2 will close every 2nd locker)!.!.!. the third student will change (if a locker is open he closes it if closed he opens it) every third locker!.!.!. this goes on through all one hundred students!. At the end of the ordeal which of the lockers will be open!?
Oh and the answer is !.!.!.
Lockers 1, 4, 9, 16, 25, 36, 49, 64, 81, 100
(the squares 1x1, 2x2, 3x3 etc!.)Www@Enter-QA@Com