My nissan is leaking gas and it is leaking coolant,whats the problem? how much it costs to get fixed,and will it blow up by driving it?

What is your question?

I just got it out the tow yard from recovery.It was stolen since November 7th 2015...It was smelling like gas when I picked it up may 26th 2016.i realized it was leaking gas this afternoon June 2, 2016...I