college graduates ?

I noticed in a couple of places about the percentage of College Graduates that could read for knowledge. Can it be believed that 41 percent of college graduates cannot read for knowledge. I will say again as I have said it before. Our grade schools are useless . our grade, so call teachers just do not know anything so how can the so call teacher lead ( not teach grade school students. This shows up in High school and college.This tells us that most college degrees are worthless not even worth the paper that the Degree was typed on. One time I read where the average Grade school teacher can not do simple fractions. One Principal from a grade school said that the grade school teacher does not have to know anything. People wake up before this country is gone. All the money in the world will not change grade school levels. This enough so investigate local condition