If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

What's a single-digit number with no value?

Can you spot the hidden girl in the picture below?

Detective John was investigating a murder in China.
It was a difficult case, and John was completely stumped until he noticed a message sent to him by the killer cunningly hidden in a newspaper advertisement selling Car Licence Plates.
Detective John thought about it for a while, and when he had solved the puzzle, immediately arrested the guilty man.

Q1) How did John know the advert was a clue for him?

Q2) Solve the code and tell me who John arrested.

This is the newspaper advert (Car licence plates for sale) that Detective John saw.

Plates For Sale;

[W 05 NWO]
[H 13 HSR]
[O 05 EBM]
[D 08 UNE]
[U 10 HTY]
[N 04 BRE]
[N 16 TTE]
[I 26 LHC]
[T 10 AEE]
[I 26 CNA]
[X 22 VDA]

What do you think with the below Picture ?

Can you count the number of triangles in the given picture?

Count the number of lines in the image below ?