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Problem of the Week
for Tuesday, April 23, 2013
Three different squares on a tic-tac-toe board are picked at random. What are the chances that these three squares are three in a row, a column, or a diagonal?
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Problem of the Week
for Tuesday, April 23, 2013
Three different squares on a tic-tac-toe board are picked at random. What are the chances that these three squares are three in a row, a column, or a diagonal?