Rational or Irrational Sums and Products

Which set of Real numbers contains decimals that do not terminate?

•  

  Irrational numbers

• Rational Numbers

• Integers

• Natural numbers

Answer explanation

An irrational number is a real number that cannot be expressed as a ratio of integers, i.e. as a fraction, where the denominator is different from zero. Therefore, irrational numbers, when written as decimal numbers, do not terminate, nor do they repeat. √2, √3 are examples of irrational numbers.

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

Answer explanation

Both B and C have rational products, but on B, two rational numbers are multiplied.

• Rational Number

• Irrational Number

• Rational Number

• Irrational Number