How do mathematics and physics influence the design of a rube goldberg machine?

Which strategy is used by public health to reduce the incidence of food poisoning?

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units