What is the difference between print$(3+2)$ and print$(\text{'}3+2\text{'})?$

$2.$ What is the difference between print$($MyName$,$ MyNumber$)$ and print$(\text{'}$MyName$\text{'},$ 'MyNumber'$)?$

$3.$ Change MyNumber $=3+2$ to MyNumber $=3+2\mathrm{.}0,$ and re$-$run the script, what happens? Why?$\backslash$