Albie is comparing the ratio of students in her class that are wearing the color green to the total number of students in her class. She finds out of 30 students in her class, 7 are wearing green. What kind of ratio relationship is she using? (1 point)

• part relationship
• part-to-part relationship
• whole relationship
• part-to-whole relationship

• part-to-whole relationship

Albie is using a part-to-whole relationship.

Albie is using a part-to-whole relationship to compare the ratio of students wearing the color green to the total number of students in her class. A part-to-whole relationship involves comparing a part (students wearing green) to the whole (the total number of students in the class). In this case, the part is 7 students wearing green out of a total of 30 students in her class.