What's the answer for these Word problems?

Determine the relationship of ab and cd given the following points

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

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