Professor record Mathematics

Rasanji Rathnayake

Southern Illinois University-Carbondale

34 grades2 sections
Grades: 2025–2026
Flunk Score33/100
Below average
Mathematics 106 · College Algebra EnhancedMathematics 106 · all instructors & syllabi

Grade record

Mathematics 106 · 2 sections
Average GPA
1.88
College Algebra Enhanced
Across 34 grades in Mathematics 106
41%
A or B
of 34 grades
56.3%
D, F or withdrew
of 48 enrolled
11.8%
A
4
29.4%
B
10
20.6%
C
7
11.8%
D
4
26.5%
F
9
29.2%
W
14
A–F are shares of 34 letter grades · W is a share of all 48 enrolled
Against everyone else who teaches Mathematics 106
−5% vs. the Mathematics 106 average (1.97 across 17 professors)

How the averages compare

Against other Mathematics classes, and against the university

  • 1.88Mathematics 106
  • 2.47Mathematics courses
  • 3.28School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
2 sections · 2 terms · Fall 2025 – Spring 2026
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