10 The answers are easy to read, appropriate for the questions, and help me understand the subject really well.
7 The answers somewhat easy to read, are appropriate for the questions, and help me understand the subject a little better.
4 The answers are difficult to read; they don't answer the questions very well, and it doesn't help me understand much about the subject.
2 There not all the questions have answers, or the answers make no sense in regards to the questions.