Every _____ number of the Fibonacci sequence is a multiple of $8$

Common prime factors of $30$ and $250$ are

Common prime factors of $36,60$ and $72$ are

Two numbers are said to be co-prime numbers if their HCF is

Use Atbash Cipher that is given in code $3$ where all the letters are reversed that is $A$ to $Z$  and $Z$ to $A$. 

$G Z N R O=$_____.

Use Atbash Cipher that is given in code $3$

$V M T O R H S=$_____.

Use Atbash Cipher that is given in code $3$

$N Z G S V N Z G R X H=$_____

Using Atbash Cipher given in code $3$ in which $A$ to $Z$ is substituted as $Z$ to $A$, decode the following

$H X R V M X V=$_____.