Professor record Mathematics

Rasanji Rathnayake

Southern Illinois University-Carbondale

30 grades2 sections
Grades: 2024–2025
Flunk Score1/100
Needs work
Mathematics 150 · Calculus IMathematics 150 · all instructors & syllabi

Grade record

Mathematics 150 · 2 sections
Average GPA
2.37
Calculus I
Across 30 grades in Mathematics 150
53%
A or B
of 30 grades
44.4%
D, F or withdrew
of 36 enrolled
26.7%
A
8
26.7%
B
8
13.3%
C
4
23.3%
D
7
10.0%
F
3
16.7%
W
6
A–F are shares of 30 letter grades · W is a share of all 36 enrolled
Against everyone else who teaches Mathematics 150
−9% vs. the Mathematics 150 average (2.59 across 7 professors)

How the averages compare

Against other Mathematics classes, and against the university

  • 2.37Mathematics 150
  • 2.47Mathematics courses
  • 3.28School average
Average GPA · Zoomed GPA scale
Lower averageHigher average
2 sections · 2 terms · Summer 2024 – Summer 2025
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