CBSE#!#Factors of a Number#!#Prime and Composite Numbers

The average of all the prime and composite numbers upto 100 is:

The average of all the prime and composite numbers upto 100 is :

Which of the following pairs are always co- primes? two prime numbers one prime and one composite number two composite numbers

The sum of all the prime factors of a number is 15, then the number is ?

Eratosthenes|Prime And Composite Numbers|Practice Questions|Even And Odd Numbers|Test For Divisibility Of Numbers

Find the LCM of smallest prime number and smallest composite number.