Someone getting all 20 problems correct would earn a grade of 100%. Thus, each correct question counts 5%.
If Emily earned 80%, then the number of problems she got correct was (80% / 100%).
Simplify this result. It represents the fraction of 20 questions that Emily got correct. Multiply your result by 20 to find the actual number of questions that E. got correct.
I don’t know the first answer but the second one I know. 2.) It should cost her $400 dollars for a quilt that uses 4000 yards of yarn. Tell me if I’m wrong.