About 10-20% of STP 226 students do not pass in an average semester. Let's suppose semester ends, and you got: 80 points on test 1 and 5 points on the reference sheet, 45 on test 2 and 1 point on the reference sheet, 70 on test 3 and did not turn in the reference sheet 65 on test 4 and 5 points on the reference sheet, and 90 points and 5 points on the reference sheet on the nal, and 20% on the homework. What is your nal grade as a percent to 1 decimal place? (no % sign)