The number of erasers Sandra has is $$\frac{1}{3}$$ of the number of Tasha\textquotesingle s erasers. The number of erasers Riley has is $$\frac{3}{5}$$ of the number of Sandra\textquotesingle s erasers. If Tasha has $$60$$ more erasers than Riley, how many erasers does Riley have? 
Overseas Competition->Knowledge Point->Calculation Modules