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Mathematics 9 Online
OpenStudy (anonymous):

each person's performance has to compared with all other person's to rank them subject wise. how many comparison needed in total, if thewre are 11 pearsons?

OpenStudy (raden):

11! maybe

OpenStudy (anonymous):

i dont think

ganeshie8 (ganeshie8):

its same as handshake problem

ganeshie8 (ganeshie8):

11(11-1)/2

OpenStudy (anonymous):

thanks ganesh

ganeshie8 (ganeshie8):

np :)

ganeshie8 (ganeshie8):

you're preparing for CAT next year ?

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