Is $107$ a prime number? 

Important Questions on HCF and LCM

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 12

Two prime numbers are always _____.

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 1

The smallest prime number is _____.

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 2

Which of the following is a pair of co-primes?

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 3

Which of the following is a composite number?

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 4

The total number of prime numbers up to $100$ is _____.

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 5

The prime factors of $135$ are _____.

EASY

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 6

A prime number is a number which _____.

MEDIUM

6th CBSE

IMPORTANT

Math Sight>Chapter 3 - HCF and LCM>Revision Exercise>Q 7

The $\mathrm{H}\mathrm{C}\mathrm{F}$ of $25$ and $135$ is _____.