What denominations of bank notes do we need?5 min read 20 Jan 2017, 10:32 AM IST
With the new Rs500 note not yet in wide circulation, people have found it difficult to get change for Rs2,000
There is a popular high school arithmetic problem of a shopkeeper’s son who drops a 40kg weight, only to find that he can use the resulting pieces to measure every integer weight between 1kg and 40kg. The problem is to determine what weights the 40kg weight broke into so that this kind of measurement is enabled.
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