ICSE 9/ICSE Class: 9 Rational and Irrational Numbers Sample Test,Sample questions

Question: ```A number â€˜râ€™ is called a _______ if it can be written in the form p/q, where p and q are integers and q not equal to 0. a) Irrational Number b) Rational Number c) None of these d) A number â€˜râ€™ is called a _______ if it can be written in the form p/q, where p and q are integers and q not equal to 0. ```

1.Irrational Number

2.Rational Number

3.None of these

4.Real Number

Question: `Are the square roots of all positive integers irrational?`

1.Can not determine

2.No

3.None of these

4.Yes

Question: `Are the square roots of all positive integers real numbers?`

1.Yes

2.None of these

3.Can not determine

4.No

Question: ```Classify the following numbers as rational or irrational : 0.377675220922 ```

1.Rational

2.Can not determine

3.None of these

4.Irrational

Question: ```Classify the following numbers as rational or irrational : 0.555555... ```

1.Irrational

2.Can not determine

3.None of these

4.Rational

Question: ```Classify the following numbers as rational or irrational : 0.555555... ```

1.Irrational

2.Can not determine

3.Rational

4.None of these

Question: ```Classify the following numbers as rational or irrational : 0.765716124276 ```

1.Irrational

2.Can not determine

3.Rational

4.None of These

Question: ```Classify the following numbers as rational or irrational : sqrt{144} 144 â€‹ ```

1.None of these

2.Can not determine

3.Rational

4.Irrational

Question: ```Classify the following numbers as rational or irrational : sqrt{22} 22 â€‹ ```

1.Irrational

2.Rational

3.Can not determine

4.None of these

Question: ```Classify the following numbers as rational or irrational : sqrt{23} 23```

1.Rational

2.Irrational

3.Can not determine

4.None of These

Question: ```Classify the following numbers as rational or irrational : sqrt{25} 25```

1. None of these

2.Irrational

3.Can not determine

4.Rational

Question: `Every point on the number line represents a unique ____.`

1.None of these

2.Real Number

3.Irrational Number

4.Rational Number

Question: ```Every real number is represented by a unique point on the _____ ```

1.Number line

2.None of these

3.Irrational Number

4.Rational Number

1.20

2.15

3.25

4.5

Question: `State whether the following statements are true or false: Every irrational number is a real number.`

1.None of these

2.True

3.Can not determine

4.False

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