EASY
10th CBSE
IMPORTANT
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All decimal numbers (terminating, non-terminating repeating or non-terminating non-repeating) are numbers.

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Important Questions on Real Numbers

EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 1
The difference of a rational and an irrational number is always _____ number.
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 1
The decimal expansion of an irrational number is always non-terminating and_____
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 2
All terminating or non-terminating recurring decimal numbers are irrational numbers.
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 2
All non-terminating and non-recurring decimal numbers are rational numbers.
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 1
HCF×LCM for the numbers 50 and 20 is
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 2
If HCF(72, 120)=24, then LCM(72, 120) is 
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 3
Given that LCM(91, 26)=182, then HCF(91, 26) is 
EASY
10th CBSE
IMPORTANT
CBSE Syllabus Standard Mathematics for Class X>Chapter 1 - Real Numbers>Objective Questions>Q 4
If the HCF and LCM of two natural numbers are 12 and 180, and one of the numbers is 36, then the other number is