Questions Asked on July 13, 2005

Does any one know how to work out the formula for any size step-stair on a 10 by 10 grid yer mum o... Asked on July 13, 2005 at 11:55 AM Hole digger A 69-inch-tall worker is digging a hole. In the morning the worker's head is a certain... Asked on July 13, 2005 at 10:53 PM

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