EASY
Earn 100

Consider the following statements and identify the right ones.
i. CSO is a premier statistical institution for collecting data in India
ii. It presents the national income estimates twice a year.

50% studentsanswered this correctly

Important Questions on Sets, Relations and Functions

EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
A survey shows that 73% of the persons working in an office like coffee, whereas 65% like tea. If x denotes the percentage of them, who like both coffee and tea, then x cannot be:
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
Two finite sets have m and n elements. The number of subsets of the first set is 112 more than that of the second. The values of m and n are respectively
MEDIUM
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
A survey shows that 63% of the people in a city read newspaper A whereas 76% read news paper B. If  x% of the people read both the newspapers, then a possible value of x can be:
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If A and B are disjoint sets, then B∩A', where A' is complement of A, is equal to
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
Let A={ 1,2,3,4,5,6,7,8,9,10 }. Then the number of subsets of A containing two or three elements is
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations

If A=x/x≤10, x∈N and B=x/x≤10, x∈W, then A∩B=?

EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If A⊂B, then AΔB is equal to
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
In an examination, 54% of the candidates passed in science and 42% failed in mathematics. If 32% failed in both subjects, what percentage passed in both subjects ?
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If A={x|x∈N,x is a prime number less than 12} and B={x|x∈N , x is factor of 10}, then A∩B=…
HARD
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
In an examination 51% students fail in English and 45% fail in Maths. If 21%students fail in both the subjects, then 169 students pass the examination. What is the total number of students taking the exam?
 
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
In a class of 175 students the following data shows the number of students opting one or more subjects. Mathematics 100, Physics 70, Chemistry 40, Mathematics and Physics 30, Mathematics and Chemistry 28, Physics and Chemistry 23, Mathematics, physics and Chemistry 18. The number of students who have opted Mathematics alone is
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
Which one of the following statements in the context of social sector spending in India during 2014-19 (both States and the Union Government together) is true?
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If a set A has 4 elements, then the total number of proper subsets of set A, is
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If nA=3, nB=6 and A⊆B, then the number of elements in A∪B is equal to
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
In an examination, 53% of the candidates failed in science and 48% failed in mathematics. If 40% failed in both subjects, what percentage passed in both subjects ?
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If a∗b=a2+b2+ab+2 on Z, then 4∗3=_____
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
If n(P)=8, n(Q)=10 and n(R)=5 ('n' denotes cardinality) for three disjoint sets P, Q, R, then n(PUQUR)=
MEDIUM
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
In a group of boys, 25 play volleyball, 20 play badminton and 10 boys play cricket. Five boys play all the three games. 8 boys play atleast two of the three games. How many of them play only one game? 
HARD
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
Which of the following is the basis for determining National Income?
EASY
Mathematics>Algebra>Sets, Relations and Functions>Sets and Relations
Which one of the following equals Personal Disposable Income?