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6th Tamil Nadu Board
IMPORTANT
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The sum of the factors of 27 is

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Important Questions on Numbers

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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.1>Q 17
The factors of a number are 1, 2, 4, 5, 8, 10, 16, 20, 40 and 80. What is the number?
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.1>Q 18
The prime factorisation of 60 is 2×2×3×5. Any other number which has the same prime factorisation as 60 is
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.1>Q 19
If the number 6354*97 is divisible by 9, then the value * is
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.1>Q 20
The number 87846 is divisible by
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.2>Q 1
The HCF of 45 and 75 is _____.
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.2>Q 1
The HCF of two successive even numbers is _____.
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.2>Q 1
If the LCM of 3 and 9 is 9, then their HCF is _____.
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6th Tamil Nadu Board
IMPORTANT
Mathematics Standard 6 Term II>Chapter 1 - Numbers>Exercise 1.2>Q 1
The LCM of 26, 39 and 52 is _____.