$(78-72)\times8=48$, $72-48=24$. 
There are $$9$$ numbers with an average of $$72$$. After eliminating a number, the average of the remaining numbers is $$78$$. What is the eliminated number? 
- $$6$$ 
- $$64$$ 
- $$24$$ 
- $$48$$ 
- $$60$$ 