My mother-in-law sent me an email about an 8th Grade (or, as we Canadians say, Grade 8) exam, and now I have found the original web page with the exam:

I also found the exam with the completed answers:

It seems an 8th grade education was much better back then... in either Canada (where I grew up) or the U.S., it seems like things have been watered down, at least as far as the fundamentals are concerned.