In a class, every student knows French or German (or both). 15 students know French, and 17 students know German.

1. What is the smallest possible number of students in that class?

2 What is the largest possible number of students in that class?

Question

Mathematics

Bruno Blackwell

31 March, 01:52

In a class, every student knows French or German (or both). 15 students know French, and 17 students know German.

1. What is the smallest possible number of students in that class?

2 What is the largest possible number of students in that class?

+2

Answers (1)

Know the Answer?

Lacey Harrison · Answer 1

17 is the smallest, 32 is the largest

Step-by-step explanation:

For 17 to be the smallest number of students, 15 students would know both French and German while 2 know just German. The maximum would be 32, with each student knowing only either French or German.

In a class, every student knows French or German (or both). 15 students know French, and 17 students know German.1. What is the smallest possible number of students in that class?2 What is the largest possible number of students in that class?

In a class, every student knows French or German (or both). 15 students know French, and 17 students know German.

1. What is the smallest possible number of students in that class?

2 What is the largest possible number of students in that class?