I have the following question on an assignment. I have no idea how to factor to variables that aren't there.

Consider symmetrically placed rectangular insulators with uniformly charged distributions of equal magnitude as shown. x y −−−−−− what is the direction of the net field at the origin?

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate