Question 616209
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi, 
Greg's regular exam scores are 80, 64, 88, 92 and 85...avg = 409/5 = 81.8%
the final exam is 20% of the course grade
 .80*81.8 + .20x &#8805; 80
               x &#8805; 72.8%