allery100 लोकांपैकी 70 लोक चहा पितात, 45 लोक कॉफी पितात आणि सर्वजण किमान एक पेय पितात. किती लोक दोन्ही पितात?
A25
B10
C20
D15
Answer & Solution
Correct answer: D. 15
दोन्ही पिणारे = 70 + 45 - 100 = 15, कारण प्रत्येकजण 100 च्या संयोगात समाविष्ट आहे.
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?