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Class 9 Exam  >  Class 9 Tests  >  Math Olympiad Test: Number System- 1 - Class 9 MCQ

Math Olympiad Test: Number System- 1 - Class 9 MCQ


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10 Questions MCQ Test - Math Olympiad Test: Number System- 1

Math Olympiad Test: Number System- 1 for Class 9 2024 is part of Class 9 preparation. The Math Olympiad Test: Number System- 1 questions and answers have been prepared according to the Class 9 exam syllabus.The Math Olympiad Test: Number System- 1 MCQs are made for Class 9 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Math Olympiad Test: Number System- 1 below.
Solutions of Math Olympiad Test: Number System- 1 questions in English are available as part of our course for Class 9 & Math Olympiad Test: Number System- 1 solutions in Hindi for Class 9 course. Download more important topics, notes, lectures and mock test series for Class 9 Exam by signing up for free. Attempt Math Olympiad Test: Number System- 1 | 10 questions in 10 minutes | Mock test for Class 9 preparation | Free important questions MCQ to study for Class 9 Exam | Download free PDF with solutions
Math Olympiad Test: Number System- 1 - Question 1
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Choose the correct statement:

Detailed Solution for Math Olympiad Test: Number System- 1 - Question 1

Zero is a whole number which is not a natural number. Every integer is a rational number. Every whole number is an integer but converse is false.

Math Olympiad Test: Number System- 1 - Question 2
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Which of the following decimal is terminating?

Detailed Solution for Math Olympiad Test: Number System- 1 - Question 2

∵ All the fractions are in their simplest form.
∴ The fraction having the denominator in the form 2m × 5n will be terminating.
∴ Just analyzing the denominators, we have 11, 6, and 7 cannot be expressed in 2m × 5n form, but 16 = 24 × 50.
∴ 11/16 will be a terminating decimal.

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Math Olympiad Test: Number System- 1 - Question 3
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Which of the following number is rational?

Detailed Solution for Math Olympiad Test: Number System- 1 - Question 3

π = 3.14157...... (Non-repeating non-terminating decimal)
22/7 = 3.142871
∴ 22/7 is a rational number.

Math Olympiad Test: Number System- 1 - Question 4
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 × 50 equals
Detailed Solution for Math Olympiad Test: Number System- 1 - Question 4

Here

∴ Required value = 10 × 50 = 500

Math Olympiad Test: Number System- 1 - Question 5
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(√a + √b) (√a – √b) is
Math Olympiad Test: Number System- 1 - Question 6
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× √8 is equal to
Math Olympiad Test: Number System- 1 - Question 7
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If x1/12 = 491/24 then find the value of x.
Math Olympiad Test: Number System- 1 - Question 8
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The decimal expansion of √2 is
Math Olympiad Test: Number System- 1 - Question 9
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When 15√15 divided by 3√3 find the quotient.
Math Olympiad Test: Number System- 1 - Question 10
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A rational number lying between √2 and √3 is
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