Sarah bought $$8$$ books and $$3$$ pencils.  Rebecca bought $$3$$ books and $$8$$ pencils.  Sarah paid ￡$$1.00$$ more than Rebecca.  A pencil cost $$40$$p. How much was a book? 
Overseas Competition->Knowledge Point->Word Problem Modules->Equation Word Problems->Word Problems for Linear Equations with One Variable->Solving Other Problems Using Equations