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Mathematics 7 Online
OpenStudy (anonymous):

the formula v=√2.5r can be used to estimate the maximum safe velocity, v, in miles per hour, at which a car can travel if its driven along a curved road with a radius of curvature r in feet. find the maximum safe speed to the nearest whole number if a cloverleaf exit on an expressway has a radius of curvature of 280 feet.??????

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