GATE (TF) Textile 2013 Question Paper Solution | GATE/2013/TF/31

Question 31 (Textile Engineering & Fibre Science)

Out of 100 textile companies, 10 companies are involved in spinning, weaving and chemical processing, 25 companies are involved in spinning and chemical processing, and 30 companies are involved in weaving and chemical processing. If 65 companies are involved in chemical processing, the number of companies involved ONLY in chemical processing is _______________

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