What is both possible and impossible at the same time?

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?

Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Bay of Bengal is in which state?

what one word does the below rebus identifies?

What word is represented by this rebus?

Spot 5 differences in two Christmas tree below:

Be active and find the killer in the picture Riddle below.

Take one out and scratch my head, I am now black but once was red. What am I?