Help me asap please I am desperate like I need the answer
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Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?