alleryகணம் A-இல் 18 உறுப்புகளும், கணம் B-இல் 12 உறுப்புகளும் உள்ளன, மேலும் A மற்றும் B ஆகியவை 5 உறுப்புகளைப் பொதுவாகக் கொண்டுள்ளன எனில், அவற்றின் சேர்ப்பில் எத்தனை உறுப்புகள் உள்ளன?
A20
B25
C35
D30
Answer & Solution
Correct answer: B. 25
சேர்ப்பு = 18 + 12 - 5 = 25, ஏனெனில் பொதுவான உறுப்புகள் ஒரு முறை மட்டுமே கணக்கிடப்பட வேண்டும்.
Keep practising Venn Diagrams
Browse all Venn Diagrams questions for RRB NTPC, or explore more Reasoning topics.
Related questions
What standard mathematical term denotes the region where two overlapping sets share commonWhat mathematical term denotes the combined area containing elements of either set?Venn showed that a three-set chart could test which kind of argument?Set A has 48 members and 18 of them are also in B. How many are in A but not in B?How many integers from 1 to 100 are divisible by 2 or by 5?Union of A and B has 90 members, A∩B has 20 and A has 60. How many members does B have?Set A has 15 members and lies wholly inside set B, which has 25. How many are in A or B?Of 80 people, 50 read English, 40 read Hindi and 15 read neither. How many read both?