Bud\textquotesingle s mother baked three types of pies.  40 of them were chicken pies,  20 were vegetable pies, and，  30 of them were fruit pies.  (1) What fraction of the chicken pies more than vegetable pies?  (2) What fraction of the vegetablw pies less than fruit pies? 
Overseas Competition->Knowledge Point->Word Problem Modules