<h3>Answer:</h3>
Seid
Wie alt <u>seid</u> ihr?
How old <u>are</u> you (plural)?
<h3>Explanation:</h3>
Sind is used when the subject is plural, wir (we) or Sie (formal you)
Example:
Wir sind... = We are...
Die Jungen sind... = The boys are...
Bist is used for du (informal you)
Example:
Du bist... = You (informal) are...
Ist is used when the subject is singular
Example:
Der Vater ist... = The father is...
Seid is used for ihr (plural you)
Example:
Wie alt seid ihr? = How old are you?
I am form nepal so I don't know about Australia
Answer:
You would answer “Man braucht…” .
Explanation:
You answer “Man braucht…” because it makes more sense but “Ich brauche…” would also work I’m pretty sure.
25 is the answer to this question hope this satisfies your answer. And if you want give me brainliedt.