Is this construction correct?
Since what age is it allowed to drive?
Since what age was she allowed to work there?
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Sign up to join this communityIs this construction correct?
Since what age is it allowed to drive?
Since what age was she allowed to work there?
The more natural construction is:
"You" here means anyone, not the person being addressed.
The second sentence has an ambiguity. Do you mean when was it legal for her to work there? In that case it's
If you want to know how old she was when she started working there:
"How old was she when she started working there?"
"How long has she worked there?"