In 2007 Alexander Shapovalov suggested an unusual coin-weighing problem for the sixth international Kolmogorov math tournament [5]. A judge is presented with 80 coins that all look the same, knowing ...
The New Times on MSN
Central bank reaffirms validity of coins amid public complaints
The National Bank of Rwanda (BNR) has raised concern over the growing reluctance by some businesses to accept low-denomination coins, reiterating that all coins remain legal tender. The issue came to ...
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