Playing with Nu...

Which of the following numbers have most number of divisors?

What is the H.C.F. of $$4 \times 27 \times 3125, 8 \times 9 \times 25\times 7, 16 \times 81 \times 5 \times 11\times 49?$$

Among the following numbers, number which is divisible by $$2$$ is

Consider the following statements:
A. The sum of two prime numbers is a prime number. 
B. The product of two prime numbers is a prime number. 
Which of these statements is/are correct ?

HCF of the numbers $$24,36$$ and $$92$$ is 

Choose the co-prime numbers from the following pairs:

Which of the following statement is true?

HCF of the numbers  120, 144 and 216 is __.

Example for co-prime numbers from the below options is ?