Is Pip correct here?~ If not, please help him find the mistake．  Pip is doing some paintings. He has done $$35$$ paintings in $$5$$ days. How many more days would he need to complete $$56$$ paintings in total?  Pip\textquotesingle s answer:  $$35 \div 5 = 7 $$ paintings per day.  $$ 56 \div 7 = 8 $$ more days are needed. 
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