A 3.2 GPA is equivalent to a B+ average on the standard 4-point GPA system, in which 4.0 represents perfect marks and each unit decrement (i.e. 0.1) corresponds to a letter grade:
4.0 - A
3.7 - A-
3.3 - B+
3.0 - B
2.7 - B-
2.3 - C+
2.0 - C
1.7 - C-
1.3 - D+
1.0 - D
0.7 - D-
0 - F