Respuesta :

Total number of students = 31

19 prefer white bread

31 - 19 prefer wheat bread ==> 31- 19 = 12 prefer wheat bread

Relations:

Part to part:

Relation between the number of students that prefer wheat bread to the number of students that prefer white bread:

Ratio: 12/19

Part to part:

Relation between the number of students that prefer white bread to the number of students that prefer white bread:

Ratio: 19/12

Part to whole:

Relation between the number of students that prefer wheat bread to the total number of students:

Ratio: 12/31

Part to whole:

Relation between the number of students that prefer white bread to the total number of students:

Ratio: 19/31

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