* A low B or a high C: In some systems, a 3.0 is the cutoff for a B, so 2.933 would fall just below.
* A C+ or B-: Some scales use pluses and minuses to represent finer distinctions within letter grades.
* Something else entirely: Some grading systems use a numerical scale that isn't directly translatable to letter grades, or they might use a different system altogether (e.g., pass/fail).
To know the equivalent grade, you need to consult the grading rubric or scale provided by the institution or instructor who assigned the 2.933.