Which student is doing the best based on a number-grading system? ill a give a brainilest

The student that is doing the best is Julia because she has the highest score.

In education, number-grading systems are systems based on numbers used to measure students' performance. There are two common systems all around the world.

The student that is doing the best is Julia, she got a score of 5 and therefore she is the one that has the best performance on the coursework.

Note: This question is incomplete because the options are not given; here is the missing part.

Julia, who scored a 5 on her coursework.

Samuel, who scored a 1 on his coursework.

Mariana, who scored a 3 on her coursework.

Benjamin, who scored a 4 on his coursework.

Learn more about number-grading in: link