Final answer:
This question involves mathematics, specifically visual representation of decimals, where the student has shaded a model to represent 2.20 and circled two sections.
Step-by-step explanation:
The question from the student involves a mathematical concept related to representing decimal numbers visually, likely using a model or diagram where Glenda has shaded certain sections to represent the number two and twenty hundredths. As the student has circled two specific sections in the model, this suggests an activity related to identifying parts of a whole or understanding decimal representations in a visual format. The additional context provided in the question refers to various mathematical scenarios involving proportions, scales, and graphical representation, which reinforces that this is a mathematics-related question.