Check the below NCERT MCQ Questions for Class 9 Maths Chapter 1 Number Systems with Answers Pdf free download. MCQ Questions for Class 9 Maths with Answers were prepared based on the latest exam pattern. We have provided Number Systems Class 10 Maths MCQs Questions with Answers to help students understand the concept very well.
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Class 9 Maths Chapter 1 MCQ With Answers
Maths Class 9 Chapter 1 MCQs On Number Systems
Question 1.
The value of \(\sqrt[4]{\sqrt[3]{2^{2}}}\) is equal to
(a) 2–\(\frac{1}{6}\)
(b) 2-6
(c) 2\(\frac{1}{6}\)
(d) 26
Answer
Answer: (c) 2\(\frac{1}{6}\)
Question 2.
Find the value of \(\sqrt[3]{\frac{54}{250}}\)
(a) \(\frac{9}{25}\)
(b) \(\frac{3}{5}\)
(c) \(\frac{27}{125}\)
(d) \(\frac{\sqrt[3]2}{5}\)
Answer
Answer: (b) \(\frac{3}{5}\)
Question 3.
Simplified value of (16)–\(\frac{1}{4}\) × \(\sqrt[4]{16}\) is
(a) 16
(b) 4
(c) 1
(d) 0
Answer
Answer: (c) 1
Question 4.
Find the value of \(\sqrt[4]{64^{-2}}\).
(a) \(\frac{1}{8}\)
(b) \(\frac{1}{2}\)
(c) 8
(d) \(\frac{1}{64}\)
Answer
Answer: (a) \(\frac{1}{8}\)
Question 5.
Find the value of \(\sqrt[3]{216}\) – \(\sqrt[3]{125}\)
(a) 1
(b) -1
(c) \(\sqrt[3]{91}\)
(d) \(\frac{6}{5}\)
Answer
Answer: (a) 1
Question 6.
When 15\(\sqrt{15}\) is divided by 3√3 find the quotient.
(a) 5√3
(b) 3√5
(c) 5√5
(d) 3√3
Answer
Answer: (c) 5√5
Question 7.
If √3 = 1.732 and √2 = 1.414, find the value of \(\frac{1}{√3-√2}\)
(a) 0.318
(b) 3.146
(c) \(\frac{1}{3.146}\)
(d) \(\sqrt{1.732}\) – \(\sqrt{1.414}\)
Answer
Answer: (b) 3.146
Question 8.
Which of the following numbers is an irrational number?
(a) \(\sqrt{16}\) – 4
(b) (3 – √3) (3 + √3)
(c) √5 + 3
(d) –\(\sqrt{25}\)
Answer
Answer: (c) √5 + 3
Question 9.
The decimal expansion of √2 is
(а) finite decimal
(b) 1.4121
(c) non-terminating recurring
(d) non-terminating non-recurring
Answer
Answer: (d) non-terminating non-recurring
Question 10.
If x = \(\frac{√7}{5}\) and \(\frac{5}{x}\) = p√7, then the value of p is
(а) \(\frac{5}{√7}\)
(b) \(\frac{25}{7}\)
(c) \(\frac{7}{25}\)
(d) \(\frac{√7}{5}\)
Answer
Answer: (b) \(\frac{25}{7}\)
Question 11.
The sum of 0.\(\bar{3}\) and 0.\(\bar{2}\) is
(а) \(\frac{5}{99}\)
(b) \(\frac{5}{9}\)
(c) \(\frac{5}{10}\)
(d) \(\frac{5}{100}\)
Answer
Answer: (b) \(\frac{5}{9}\)
Question 12.
(√a + √b) (√a – √b) is
(a) a + b
(b) a – b
(c) 2√a
(d) 2√b
Answer
Answer: (b) a – b
Question 13.
\(\sqrt{12}\) × √8 is equal to
(a) 2√6
(b) 3√6
(c) 4√6
(d) 6√6
Answer
Answer: (c) 4√6
Question 14.
Find the value of \(\frac{2^0+7^0}{5^0}\)
(a) 2
(b) 0
(c) \(\frac{9}{5}\)
(d) \(\frac{1}{5}\)
Answer
Answer: (a) 2
Question 15.
A rational number lying between √2 and √3 is
(a) \(\frac{√2+√3}{2}\)
(b) √6
(c) 1.6
(d) 1.9
Answer
Answer: (c) 1.6
Question 16.
The rational number between –\(\frac{1}{5}\) and –\(\frac{2}{5}\) is
(a) 4
(b) –\(\frac{1}{4}\)
(c) –\(\frac{3}{10}\)
(d) –\(\frac{7}{25}\)
Answer
Answer: (c) –\(\frac{3}{10}\)
Question 17.
If 8x = \(\frac{64}{2^x}\) then find the value of x.
(a) 4
(b) 2
(c) \(\frac{1}{2}\)
(d) \(\frac{3}{2}\)
Answer
Answer: (d) \(\frac{3}{2}\)
Question 18.
The simplified value of (81)–\(\frac{1}{4}\) × \(\sqrt[4]{81}\) × (81)0.2 is
(a) 9
(b) 3
(c) 1
(d) 0
Answer
Answer: (a) 9
Question 19.
Value of [(81-1/2)-1/4]² is
(a) 3
(b) \(\frac{1}{3}\)
(c) 9
(d) \(\frac{1}{9}\)
Answer
Answer: (a) 3
Question 20.
If x1/12 = 491/24 then find the value of x.
(a) 49
(b) 2
(c) 12
(d) 7
Answer
Answer: (d) 7
We hope the given NCERT MCQ Questions for Class 9 Maths Chapter 1 Number Systems with Answers Pdf free download will help you. If you have any queries regarding Number Systems CBSE Class 9 Maths MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.
Class 9 Maths MCQ:
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- Introduction to Euclid’s Geometry Class 9 MCQ
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- Triangles Class 9 MCQ
- Quadrilaterals Class 9 MCQ
- Areas of Parallelograms and Triangles Class 9 MCQ
- Circles Class 9 MCQ
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