We'll give you 100 points, an A+ and a smiley face if you can describe the equation used to sail safely under the bridge.


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Written by: Lauren DeVlaming
Lauren de Vlaming is the senior engagement manager at Dominion Marine Media, including boats.com, YachtWorld and Boat Trader. She has a communications background including emphases in social media, journalism, and graphic design, and is also a contributor to the ebook "The Atlanta 50: What to see and do."