JEE Main Quiz: Sets, Relation And Functions Set 2
10 Questions
| Total Attempts: 61
(203).jpg "JEE Main Quiz: Sets, Relation And Functions Set 2")
.
Questions and Answers
- 1.A survey shows that 60% of Indians like football whereas 76% like cricket. If X% of the Indians like both mangoes and apples, then:
- A.
15 ≤ x ≤ 19
- B.
9 ≤ x ≤ 19
- C.
6 ≤ x ≤ 7
- D.
3 ≤ x ≤ 5
- 2.Let A = {a, b, c, d}. The total number of unordered pairs of disjoint subsets of A is equal to:
- A.
An ellipse
- B.
A pair of straight
- C.
A hyperbola
- D.
A parabola
- 3.Two points X and Y in a plane are related if OX = OY, where o is a fixed point. This relation is:
- A.
Partial Order Relation
- B.
Equivalence relation
- C.
Reflexive but not symmetric
- D.
Reflexive but not transitive
- 4.
![- ProProfs]()
- A.
A is Reflexive, symmetric and transitive.
- B.
A is Reflexive, transitive but not symmetric
- C.
A is Symmetric, Transitive but not reflexive
- D.
A is neither transitive nor reflexive but symmetric
- 5.In a town of 10,000 families, it was found that 40% families buy newspaper A, 20% families buy newspaper B and 10% families buy newspaper C. 5% families buy A & B, 3% buy B & C and 4% buy c and A. If 2% of families buy all the newspaper, then how many families buy newspaper A only?
- A.
3300
- B.
4100
- C.
2600
- D.
3700
- 6.
![- ProProfs]()
- A.
Reflexive but not symmetric
- B.
Reflexive but not transitive
- C.
Symmetric and transitive
- D.
Equivalence relation
- 7.
![- ProProfs]()
- A.
A = B
- B.
![]()
- C.
![]()
- D.
None of these
- 8.Let A & B are two finite sets having x and y no of elements respectively. Then the total no of mappings from A to B is:
- A.
![]()
- B.
Xy
- C.
![]()
- D.
![]()
- 9.
![- ProProfs]()
- A.
– f(x)
- B.
3f(x)
- C.
![]()
- D.
None of these
- 10.Let X be a set containing 10 distinct elements, then the total number of distinct functions from X to X is:
- A.
100
- B.
![]()
- C.
![]()
- D.
![]()
.jpg)
.jpg)
.jpg)
.jpg)
.jpg)
.jpg)
.jpg)
Nobody goes into an exam room smiling unless you stole all the answers to the questions. It is very normal to doubt how prepared you are for a given exam, but the worrying may actually increase the chances of failing. Just how...
Questions: 8 | Attempts: 34894 | Last updated: Dec 10, 2020
-
Sample QuestionDo you study?
.
Questions: 29 | Attempts: 20985 | Last updated: Sep 15, 2020
-
Sample QuestionWhich of the following is NOT an example of a harmonic sequence?
Not just anyone can operate a boiler without proper training. The boiler exam 1C below from the Minnesota state is designed to see how qualified you are to operate a boiler. Give it a shot and see just how much you know. Give it...
Questions: 166 | Attempts: 8724 | Last updated: Dec 28, 2020
-
Sample QuestionWhich formula is used to determine the efficiecy of the boiler based on heat absorption?
Back to top