If they are a fully licenced driver with a licence in good standing, and they meet the age criteria for a supervising driver in the state you're driving in, then yes. However, if you're actually in Pennsylvania, the answer would be no - Pennsylvania is one of the states which does not recognise out-of-state learner's permits.
No.
Pennsylvania - no. The other two, yes.
You can if you have a licensed driver with you, who is over 21.
As long as you are abiding by whatever restrictions or requirements are stated on your FL license, you will be legal in PA also.
yes
Pennsylvania law does not permit the use of a learner's permit issued in another state.
If you are with a licensed driver and you have a learner's permit, there should be no problem. But both of you must have the IDs with you.
No. Pennsylvania is one of the states which does not recognise an out-of-state learner's permit.
About 20 hours.
£25445214554654154515.3.326
19 hours
You can probably drive with a legal parent/gaurdian, but definatley not alone.