1

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MCQ (Single Correct Answer)

+4

-1

If R = {(x, y) : x, y
$$ \in $$ Z, x

^{2}+ 3y^{2}$$ \le $$ 8} is a relation on the set of integers Z, then the domain of R^{–1}is :2

JEE Main 2020 (Online) 9th January Evening Slot

MCQ (Single Correct Answer)

+4

-1

If A = {x $$ \in $$ R : |x| < 2} and B = {x $$ \in $$ R : |x – 2| $$ \ge $$ 3};
then :

3

JEE Main 2019 (Online) 12th April Evening Slot

MCQ (Single Correct Answer)

+4

-1

Let A, B and C be sets such that $$\phi $$ $$ \ne $$ A $$ \cap $$ B $$ \subseteq $$ C. Then which of the following statements is not true ?

4

JEE Main 2019 (Online) 9th April Evening Slot

MCQ (Single Correct Answer)

+4

-1

Two newspapers A and B are published in a city.
It is known that 25% of the city populations reads
A and 20% reads B while 8% reads both A and
B. Further, 30% of those who read A but not B
look into advertisements and 40% of those who
read B but not A also look into advertisements,
while 50% of those who read both A and B look
into advertisements. Then the percentage of the
population who look into advertisement is :-

Questions Asked from Sets and Relations (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

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