There are $$30$$ students in Pat\textquotesingle s math class. With twice as many girls as boys, the class has $$20$$ girls and $$10$$ boys. 
There are~ $$30$$ students in Pat\textquotesingle s math class. If there are twice as many girls as boys in the class, how many boys are in the class? 

  $$5$$ 
  $$8$$ 
  $$10$$ 
  $$20$$ 