You can Download Samacheer Kalvi 9th Maths Book Solutions Guide Pdf, Tamilnadu State Board help you to revise the complete Syllabus and score more marks in your examinations.

Tamilnadu Samacheer Kalvi 9th Maths Solutions Chapter 2 Real Numbers Ex 2.1

9th Maths Exercise 2.1 Samacheer Kalvi Question 1.
Which arrow best shows the position of \(\frac { 11 }{ 3 }\) on the number line?
9th Maths Exercise 2.1 Samacheer Kalvi Chapter 2 Real Numbers
Solution:
\(\frac { 11 }{ 3 }\) = 3.666….. = 3.7 (nearly)
∴ D arrow best shows the position of \(\frac { 11 }{ 3 }\) on the number line.
9th Maths Real Numbers Exercise 2.1 Chapter 2 Samacheer Kalvi

9th Maths Real Numbers Exercise 2.1 Question 2.
Find any three rational numbers between \(\frac { -7 }{ 11 }\) and \(\frac { 2 }{ 11 }\).
Solution:
Three rational numbers between \(\frac { -7 }{ 11 }\) and \(\frac { 2 }{ 11 }\) are \(\frac { -6 }{ 11 }\), \(\frac { -5 }{ 11 }\), \(\frac { -4 }{ 11 }\), ……, \(\frac { -1 }{ 11 }\)

9th Maths Exercise 2.1 Question 3.
Find any five rational numbers between
(i) \(\frac { 1 }{ 4 }\) and \(\frac { 1 }{ 5 }\)
(ii) 0.1 and 0.11
(iii) -1 and -2
Solution:
(i) a = \(\frac { 1 }{ 4 }\), b = \(\frac { 1 }{ 5 }\)
Let q1, q2, q3, q4 and q5 be five rational numbers, q1 = \(\frac { 1 }{ 2 }\)(a + b)
9th Maths Exercise 2.1 Solutions Chapter 2 Real Numbers Samacheer Kalvi

(ii) The rational numbers between 0.1 and 0.11 are 0.101, 0.102, 0.103, …..0.109.
(iii) -1 and -2
Let q1, q2, q3, q4 and q5 be five rational numbers.
9th Maths 2.1 Solutions Chapter 2 Real Numbers Samacheer Kalvi

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