Visualize the following multiplication of fraction

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

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