RRB NTPC · Two-Set Venn Calculations

Exercise and reference answers

Matching pairs

1. Left

   Union of A=18, B=12 with 5 shared

   Right

   25

2. Left

   Both: Eng50,Hin60,union90

   Right

   20

3. Left

   Only Hindi in 65 Hin with 20 both

   Right

   45

4. Left

   Only apples in 70 with 20 both

   Right

   50

Instructions

Calculate set union, intersection, and single sets