Several people buy a boardgame together. If each person pays $60$ dollars, $60$ more dollars are needed for the payment. If each person pays $70$ dollars, $10$ dollars are remaining. How much is the boardgame in dollars? 
Overseas Competition->Knowledge Point->Word Problem Modules->Distribution Problems
$$(60+10)\div (70-60)=7$$  $$60\times7+60=480$$ 