CATModern Math > MediumEvery member of BBB is in AAAEvery member of AAA is in BBB and at least one member of BBB is not in AAANeither every member of AAA is in BBB nor every member of BBB is in AAAAt least one member of AAA is not in BBB✅ Correct Option: 2Related questions:CAT 2018 Slot 1Each of 747474 students in a class studies at least one of the three subjects H,EH, EH,E and PPP. Ten students study all three subjects, while twenty study HHH and EEE , but not PPP . Every student who studies PPP also studies HHH or EEE or both. If the number of students studying HHH equals that studying EEE, then the number of students studying HHH isCAT 2024 Slot 3In a group of 250250250 students, the percentage of girls was at least 44%44\%44% and at most 60%60\%60%. The rest of the students were boys. Each student opted for either swimming or running or both. If 50%50\%50% of the boys and 80%80\%80% of the girls opted for swimming while 70%70\%70% of the boys and 60%60\%60% of the girls opted for running, then the minimum and maximum possible number of students who opted for both swimming and running, areCAT 2018 Slot 2For two sets AAA and BBB, let AΔBA \Delta BAΔB denote the set of elements which belong to AAA or BBB but not both. If P={1,2,3,4},Q={2,3,5,6},,R={1,3,7,8,9},S=P=\{1,2,3,4\}, Q=\{2,3,5,6\},, R=\{1,3,7,8,9\}, S=P={1,2,3,4},Q={2,3,5,6},,R={1,3,7,8,9},S= {2,4,9,10}\{2,4,9,10\}{2,4,9,10}, then the number of elements in (PΔQ)Δ(RΔS)(P \Delta Q) \Delta(R \Delta S)(PΔQ)Δ(RΔS) is