Maths : Real Numbers: Book Back, Exercise, Example Numerical Question with Answers, Solution: Exercise 2.2: Irrational Numbers

**Exercise 2.2**

**1. Express the following rational numbers
into decimal and state the kind of decimal expansion**

**(i) 2/7 (ii) − 5 (3/11) (iii) 22/3 (iv)
327/200 **

**2. Express 1/13 in decimal form. Find
the length of the period of decimals. **

**3. Express the rational number 1/33 in
recurring decimal form by using the recurring decimal expansion of 1/11. Hence write
71/33 in recurring decimal form. **

**4. Express the following decimal expression
into rational numbers.**

**5. Without actual division, find which
of the following rational numbers have terminating decimal expansion.**

**(i) 7/128 (ii) 21/15 (iii) 4 (9/35) (iv)
219/2200 **

Tags : Numerical Problems with Answers, Solution | Real Numbers | Maths , 9th Maths : UNIT 2 : Real Numbers

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9th Maths : UNIT 2 : Real Numbers : Exercise 2.2: Irrational Numbers | Numerical Problems with Answers, Solution | Real Numbers | Maths

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