其它
Alice\textquotesingle s first day in Caterpillar Club was Tuesday. She wants to throw a party on her $40\rm{th}$ day in the club. If Alice attends the club everyday, on which day of the week will the party be? 
Overseas Competition->Knowledge Point->Word Problem Modules->Periodic Problems->Periodic Problems of Time
40th day = 39th day after first day joining.  39 days/7 = 5 weeks R 4 days. 4 days after Tues is Saturday. 