human
Understand the relationship between parts of a ratio Tom and Katie are arguing about the information on the right.

Tom says there are \( 9 \) times as many students as teachers.

Katie says one in ten people are teachers.
Who is correct? On a school trip, the ratio of teachers to students is:
teachers : students
\(
1: 9
\) Only Katie
gpt
Does not understand that in a ratio 1:n that one part of the ratio would be n times bigger than the one part