What is both possible and impossible at the same time?

What Does this text mean:

important=important

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

What does this rebus photo means?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

Solve the counting riddle by identifying the number of triangles in the given picture.

How many triangles can you count in the figure given?

Decode this picture on T-Shirt and tell what it says ?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?