Venn Diagrams
Trending Questions
Q. A survey shows that 63% of the people in a city read newspaper A whereas 76% read newspaper B. If x% of the people read both the newspapers, then a possible value of x can be
- 37
- 29
- 65
- 55
Q. The shaded region in the given figure is
- A∩(B∪C)
- A∪(B∩C)
- A∩(B−C)
- A−(B∪C)
Q.
How do you simplify determinants
Q.
Which Alphabet Is A Drink?
Q. If Z represents a set of all Integers and T is a set of all Irrational numbers, R is the set of all Real numbers, then select the correct representation of these sets.
Q. From the adjoining figure, A∩B is
- {8, 5}
- {8, 5, 0}
- {1, 5}
- {0, 1, 2, 3, 5, 8, 9}
Q. The venn diagram for the sets A={4, 6, 8}, B={1, 2, 3} and U={1, 2, 3, 4, 5, 6, 7, 8} can be drawn as:
Q. In a certain town, 25% of the families own a phone and 15% own a car; 65% families own neither a phone nor a car and 2, 000 families own both a car and a phone. Consider the following three statements :
(a) 5% families own both a car and a phone
(b) 35% families own either a car or a phone
(c) 40, 000 families live in the town
Then,
(a) 5% families own both a car and a phone
(b) 35% families own either a car or a phone
(c) 40, 000 families live in the town
Then,
- Only (b) and (c) are correct
- Only (a) and (c) are correct
- All (a), (b) and (c) are correct
- Only (a) and (b) are correct
Q. Let A = {1, 2, 3, 4, 5} and B = {2, 4, 6}, then A ∩ B is
माना A = {1, 2, 3, 4, 5} तथा B = {2, 4, 6}, तब A ∩ B है
माना A = {1, 2, 3, 4, 5} तथा B = {2, 4, 6}, तब A ∩ B है
- {1, 2, 3}
- {2, 4}
- {1, 2}
- {2, 4, 6}
Q. A factory has 80 workers and 3 machines. Each worker knows to operate at least two machines. If there are 65 persons who know to operate machine I, 60 for machine II and 55 for machine III, then the minimum number of persons who know to operate all the three machines is
Q. Let U be the universal set and A∪B∪C=U. Then (A–B)∪(B–C)∪(C–A))C is equal to
- A∪B∪C
- A∪(B∩C)
- A∩B∩C
- A∩(B∪C)
Q. In a certain town, 25% of the families own a phone and 15% own a car; 65% families own neither a phone nor a car and 2, 000 families own both a car and a phone. Consider the following three statements :
(a) 5% families own both a car and a phone
(b) 35% families own either a car or a phone
(c) 40, 000 families live in the town
Then,
(a) 5% families own both a car and a phone
(b) 35% families own either a car or a phone
(c) 40, 000 families live in the town
Then,
- Only (b) and (c) are correct
- Only (a) and (c) are correct
- All (a), (b) and (c) are correct
- Only (a) and (b) are correct
Q. Let n(A–B)=25+X, n(B–A)=2X and n(A∩B)=2X. If n(A)=2(n(B)), then X is
- 4
- 5
- 6
- 7
Q. For any two sets A & B, as shown in the diagram below, label the following.
- A−B
- B−A
- A∩B
Q. Match the following shaded regions in the venn diagram of two sets A & B to their corret representation.
- U
- A∩B
- A∪B
Q. Choose the correct representation for the sets C={a, e, f}, D={d, e, f} and U={a, b, c, d, e, f}.
Q. A is the set of letters of the word apple,
B is the set of letters of the word pineapple,
C is the set of letters of the word kiwi, then choose the correct statement.
B is the set of letters of the word pineapple,
C is the set of letters of the word kiwi, then choose the correct statement.
- A∪B={p, i, n, e, a, p, p, l, e}
- A∪B={p, i, n, e, a, l}
- A∪C={a, p, p, l, e, k, i, w, i}
- A∪C={a, p, l, e, k, w, i}
Q. Let U be the universal set and A∪B∪C=U. Then (A–B)∪(B–C)∪(C–A))C is equal to
- A∪B∪C
- A∪(B∩C)
- A∩B∩C
- A∩(B∪C)
Q. Two sets M & N are represented as shown below, then
- M⊂N
- M=N
- N⊂M
Q. Given three sets A, B & Csuch that A⊂B and B & C are disjoint sets, then the correct representation of the three sets is: