what does this picture(rebus) riddle means ?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

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]

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

If six children and two dogs were under an umbrella, how come none of them got wet?

How can you take 2 from 5 and leave 4?

What came first, the chicken or the egg?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6