What does 143 mean plus ♾

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

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.

What is always true when two whole numbers are subtracted?