What's the only room from which no one can enter or leave

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

Which Burger Is Different in below image?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Find the next number in the series.
1 10 24 43 67 ?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

What does does this rebus picture means ?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?