RD Chapter 1- Number Systems Ex-1.1 |
RD Chapter 1- Number Systems Ex-1.2 |
RD Chapter 1- Number Systems Ex-1.3 |
RD Chapter 1- Number Systems Ex-1.5 |
RD Chapter 1- Number Systems Ex-1.6 |

**Answer
1** :
A number which cannot be expressed in the form of pq where p and q are integers and q ≠ 0 is called an irrational number.

**Answer
2** :
A rational number can be expressed in either terminating decimal or non-terminating recurring decimals but an irrational number is expressed in non-terminating non-recurring decimals.

**Answer
3** :

**Answer
4** :

**Answer
5** :

**Answer
6** :
Two rational numbers lying between 0.232332333233332… and 0.212112111211112… will be 0.232 and 0.212

**Answer
7** :
Two rational numbers lying between 0.515115111511115… and 0.535335333533335… will be 0.515, 0.535

**Answer
8** :
One irrational number lying between 0.2101 and 0.2222… = will be 2201.0010001…

Find a rational number and also an irrational number lying between the numbers, 0.3030030003… and 0.3010010001…

**Answer
9** :

Between two numbers 0.3030030003… and 0.3010010001…, a rational will be 0.301 and irrational number will be 0.3020020002…

**Answer
10** :

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