Download PDF
Free download in PDF Class 11 Maths Chapter 14 Mathematical Reasoning Multiple Choice Questions and Answers for Board, JEE, NEET, AIIMS, JIPMER, IIT-JEE, AIEE and other competitive exams. MCQ Questions for Class 11 Maths with Answers were prepared based on the latest exam pattern. These short solved questions or quizzes are provided by Gkseries. These will help the students for preparation of their examination./p>
(1)
Which of the following statement is conjuction?
[A]
Ram and Shyam are friends.
[B]
Both Ram and Shyam are tall.
[C]
Both Ram and Shyam are enemies.
[D]
None of the above.
Answer: None of the above.
(2)
Which of the following is not a negation of “A natural number is greater than zero”?
[A]
A natural number is not greater than zero.
[B]
It is false that a natural number is greater than zero.
[C]
It is false that a natural number is not greater than zero.
[D]
None of the above
Answer: It is false that a natural number is not greater than zero.
(3)
The negation of the statement “The product of 3 and 4 is 9” is
[A]
It is false that the product of 3 and 4 is 9.
[B]
The product of 3 and 4 is 12.
[C]
The product of 3 and 4 is not 12.
[D]
It is false that the product of 3 and 4 is not 9.
Answer: It is false that the product of 3 and 4 is 9.
(4)
The contrapositive of statement “If Chandigarh is Capital of Punjab, then Chandigarh is in India” is
[A]
If Chandigarh is not in India, then Chandigarh is not the Capital of Punjab.
[B]
If Chandigarh is in India, then Chandigarh is Capital of Punjab.
[C]
If Chandigarh is not Capital of Punjab, then Chandigarh is not Capital of India.
[D]
If Chandigarh is Capital of Punjab, then Chandigarh not in India.
Answer: If Chandigarh is not in India, then Chandigarh is not the Capital of Punjab.
(5)
The statement “If x2 is not even, then x is not even” is converse of the statement.
[A]
If x2 is odd, then x is even.
[B]
If x is not even, then x2 is not even.
[C]
If x is even, then x2 is even.
[D]
If x is odd, then x2 is even.
Answer: If x is not even, then x2 is not even.
(6)
The contrapositive of the statement “If p, then q”, is
[A]
If q, then p
[B]
If p, then ~ q
[C]
If ~ q, then ~ p
[D]
If ~ p then ~ q
(7)
The converse of the statement “If Sun is not shining, then Sky is filled with clouds” is
[A]
If Sky is filled with clouds, then the Sun is not shining.
[B]
If Sun is shining, then Sky is filled with clouds.
[C]
If Sky is clear, then Sun is shining.
[D]
If Sun is not shining, then Sky is not filled with clouds.
Answer: If Sky is filled with clouds, then the Sun is not shining.
(8)
The converse of the statement “If x > y, then x + a > y + a” is
[A]
If x < y, then x + a < y + a
[B]
If x + a > y + a, then x > y
[C]
If x < y, then x + a > y + a
[D]
If x > y, then x + a < y + a
Answer: If x + a > y + a, then x > y
(9)
The contrapositive of the statement “If 7 is greater than 5, then 8 is greater than 6” is
[A]
If 8 is greater than 6, then 7 is greater than 5.
[B]
If 8 is not greater than 6, then 7 is greater than 5.
[C]
If 8 is not greater than 6, then 7 is not greater than 5.
[D]
If 8 is greater than 6, then 7 is not greater than 5.
Answer: If 8 is not greater than 6, then 7 is not greater than 5.
(10)
The negation of the statement “101 is not a multiple of 3” is
[A]
101 is a multiple of 3.
[B]
101 is a multiple of 2.
[C]
101 is an odd number.
[D]
101 is an even number.
Answer: 101 is a multiple of 3.
(11)
The negation of the statement “Rajesh or Rajni lived in Bengaluru” is
[A]
Rajesh did not live in Bengaluru or Rajni lives in Bengaluru.
[B]
Rajesh live in Bengaluru and Rajni did not live in Bengaluru.
[C]
Rajesh did not live in Bengaluru and Rajni did not live in Bengaluru.
[D]
Rajesh did not live in Bengaluru or Rajni did not live in Bengaluru.
Answer: Rajesh did not live in Bengaluru and Rajni did not live in Bengaluru.
(12)
The negative of the statement “Plants take in CO2 and give out O2” is
[A]
Plants do not take in CO2 and do not give out O2.
[B]
Plants do not take in CO2 or do not give out O2.
[C]
Plants take in CO2 and do not give out O2.
[D]
Plants take in CO2 or do not give out O2.
Answer: Plants do not take in CO2 or do not give out O2.
(13)
The negation of the statement “72 is divisible by 2 and 3” is
[A]
72 is not divisible by 2 or 72 is not divisible by 3.
[B]
72 is not divisible by 2 and 72 is not divisible by 3.
[C]
72 is divisible by 2 and 72 is not divisible by 3.
[D]
72 is not divisible by 2 and 72 is divisible by 3.
Answer: 72 is not divisible by 2 and 72 is not divisible by 3.
(14)
The negation of the statement “7 is greater than 8” is
[A]
7 is equal to 8.
[B]
7 is not greater than 8.
[C]
8 is less than 7.
[D]
None of these.
Answer: 7 is not greater than 8.
(15)
The negation of the statement “A circle is an ellipse” is
[A]
An ellipse is a circle.
[B]
An ellipse is not a circle.
[C]
A circle is not an ellipse.
[D]
A circle is an ellipse.
Answer: A circle is not an ellipse.
(16)
The connective in the statement “Earth revolves round the Sun and Moon is a satellite of Earth” is
[A]
or
[B]
Earth
[C]
Sun
[D]
and
(17)
The connective in the statement ‘2 + 7 > 9 or 2 + 7 < 9’ is
[A]
and
[B]
or
[C]
>
[D]
<
(18)
Which of the following is not statement?
[A]
Smoking is injurious to health.
[B]
2 + 2 = 4.
[C]
2 is only the even prime number.
[D]
Come here.
(19)
Which of the following is statement?
[A]
x is a real number.
[B]
Switch of the fan.
[C]
6 is a natural number.
[D]
Let me go.
Answer: 6 is a natural number.
(20)
Which of the following is the converse of the statement?
“If Billu secure good marks, then he will get a bicycle.”
[A]
If Billu will not get bicycle, then he will not secure good marks.
[B]
If Billu will get a bicycle, then he will secure good marks.
[C]
If Billu will get a bicycle, then he will not secure good marks.
[D]
If Billu will not get a bicycle, then he will secure good marks.
Answer: If Billu will get a bicycle, then he will secure good marks.
Please share this page
Chapters