On Tue, Sep 8, 2009 at 9:52 AM, Kiran K Karthikeyan < kiran.karthike...@gmail.com> wrote:
> > There are 12 steel (or any other material, the material is immaterial :) ) > balls (yes, I make it cubes when interviewing women) which were > manufactured > to be identical in every way and hence indistinguishable. However, one of > them has a manufacturing defect and has either less or more weight that the > other 11. Given a weighing scale (with no standard weights), you have to > find out which of the balls is defective as well as whether it weighs > lesser > or more than the others. > It's a trick question. If the balls are indistinguishable, there is no way to sort them out unless you place distinguishing marksor keep them in distinguished containers - which would violate the starting conditions. If an airline is thinking of extending an offer where those with miles can > for a limited period book for twice the amount of miles they have in their > account, what is the best time to do so (considering occupancy rates, > costs, > any other variable which might influence the decision). > Is this also a trick question? How do you book with more miles than you have, unless the airline is advancing miles on credit? Smells like a bubble. -- Aadisht Khanna Address for mailing lists: aadisht.gro...@gmail.com Personal address: aadi...@aadisht.net
