2. Which inequality statement best represents the graph?

A. f(x) ≥ 2x2 + 4x

B. f(x) ≤ –2x2 + 4x

C. f(x) ≤ 2x2 + 4x

D. f(x) ≥ –2x2 + 4x

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

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

I'm confused on this could anyone me and show me what i need to do to solve it.