Does this sound right in german?

[admylin]

Staff/child ratio - Begleiter/Kind Verhaeltnis

on-site staffing - Personalbesetzung vor ort

Thee are questions to teh teacher about a school trip. Thanks

Admylin,
That sounds fine to me.
Wieviele Kinder pro Begleitperson
would also work.

Danke Kraut!