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In a fair, a stall owner was challenging visitors to correctly guess the number of balls under the four upturned mugs on the counter in front of him. Each concealed the same number of balls and on each mug was a statement about the number of balls underneath:
Search for names of 40 physical units. They are arranged horizontally, vertically and backwards.
|Appears in Collections:||SR Vol.49(01) [January 2012]|
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