Explore topic-wise MCQs in Mathematics.

This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

The sum of two irrational numbers is a rational number.

A. False
B. True
Answer» B. True
2.

The sum of two rational numbers is a rational number.

A. False
B. True
Answer» C.
3.

The product of two irrational numbers is an irrational number.

A. True
B. False
Answer» C.
4.

The product of a rational and an irrational number is rational number.

A. True
B. False
Answer» C.
5.

The product of ( frac {33}{2} ) and ( frac {5}{4} ) is an irrational number.

A. True
B. False
Answer» C.
6.

Which of the following numbers is not an irrational number?

A.
B. ( frac {22}{7} )
C. 1.5353353335 .
D. 2.7878878887 .
Answer» C. 1.5353353335 .
7.

An irrational number has ________

A. Non-terminating decimal
B. Non-repeating decimal
C. Non-terminating and non-repeating decimal
D. Terminating decimal
Answer» D. Terminating decimal
8.

From the following numbers, which number is not a rational number?

A.
B. ( frac {22}{7} )
C. ( frac {3}{4} )
D. 0.666666 ..
Answer» B. ( frac {22}{7} )
9.

After how many places of decimal, will the decimal expansion of the rational number ( frac {57}{2^4 5^6} ) terminate?

A. 4
B. 6
C. 7
D. 8
Answer» C. 7
10.

The numbers of the form ( frac {p}{q} ) are integers, and q 0 are called irrational number.

A. True
B. False
Answer» C.
11.

The simplest form of the rational number 0.1 is ________

A. ( frac {1}{6} )
B. ( frac {3}{6} )
C. ( frac {13}{66} )
D. ( frac {2}{5} )
Answer» D. ( frac {2}{5} )
12.

The terminating rational number from the following numbers is _________

A. ( frac {4}{9} )
B. ( frac {4}{3} )
C. 0.1
D. ( frac {4}{5} )
Answer» E.
13.

Which of the following rational is non-terminating repeating decimal?

A. 0.25
B. ( frac {4}{5} )
C. ( frac {4}{55} )
D. ( frac {2}{5} )
Answer» D. ( frac {2}{5} )
14.

If x is a number whose simplest form is ( frac {p}{q} ), where p and q are integers and q 0, then x is a non-terminating repeating decimal only when q is not of the form ________

A. 2<sup>m</sup> 2<sup>n</sup>
B. 5<sup>m</sup> 5<sup>n</sup>
C. 2<sup>m</sup> 5<sup>n</sup>
D. 3<sup>m</sup> 4<sup>n</sup>
Answer» D. 3<sup>m</sup> 4<sup>n</sup>
15.

If x is a number whose simplest form is ( frac {p}{q} ), where p and q are integers and q 0, then x is a terminating decimal only when q is of the form _________

A. 3<sup>m</sup> 5<sup>n</sup>
B. 2<sup>m</sup> 6<sup>n</sup>
C. 2<sup>m</sup> 5<sup>n</sup>
D. 7<sup>m</sup> 5<sup>n</sup>
Answer» C. 2<sup>m</sup> 5<sup>n</sup>