A businessman in one city needs to send secret documents to his business associate in another city.There are spies trying to get hold of these documents. The documents need to be sent in a case. If the documents are sent in an unlocked case then the documents will be stolen. Anything else in an unlocked case will also get stolen. Both of them have many locks and many cases. Neither of them has the keys to the other person’s locks. How does the businessman send the documents?
Frnds this is a tricky one.. Try thinking laterally else this qn is gonna kill u guys….
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