Cindy had a total of $$55$$ pieces of $$$2$$ and $$$5$$ notes at first. She spent~$\tfrac{1}{3}$~of the number of $$$2$$ notes and received another $$8$$ pieces of $$$5$$ notes from her father. After that, the number of $$$5$$ notes she had was~$\tfrac{3}{7}$ of the remaining number of notes. How much money did Cindy have at first? 
Overseas Competition->Knowledge Point->Word Problem Modules->Word Problems in Economics->Complex Money Word Problems