Why are my quize submissions rejected. Does anybody know why?

Question

I have something like this rejected:

Will the following alert show?  
var test = 5;
if(test == '5'){
alert("Hello World?");
} 

and these:

What is the result of Infinity/0 in JavaScript?

Btw I tested all the answers were correct.

Answer 1

I currently have 2 pending and 1 accepted ^_^

Answer 2

Mine too and I don't know why... ~_~

Answer 3

Mine are all pending.

Answer 4

maybe something similar was already submitted and approved.
and the infinity thing just seems a bit specific for a question

a quiz should reflect some logical understanding/thinking rather than knowing what a very specific operation will result in

Answer 5

Makes sense buray

Answer 6

hey friend, can you help me

Answer 7

sure, what do you need

Answer 8

please add facebook hackbro

Answer 9

hey friend onemore, can you help me