What does this rebus brain teaser identify ?

Sophie have 8 toys(Toy1 Toy2 Toy3 Toy4 Toy5 Toy6 Toy7 Toy8).
She arrange all the toys to face towards me and then give me the following clues :

* Toy1 has three toys bigger on its left side
* Toy2 has two toys smaller on its left side
* Toy3 has one puppet bigger on its right side
* Toy4 has two toys smaller on its right side
* Toy5 has one puppet bigger on its left side
* Toy6 has one puppet smaller on its left side
* Toy7 has four toys bigger on its right side
* Toy8 has three toys smaller on its right side

Also some toys are inside the bigger toys.
she asked me how these toys are arranged.

can you help me ?

Which of the number is odd one out

84129 , 32418 , 47632 , 36119 , 67626 , 72927

Prove that twice of ten is same as twice of eleven ?

Replace the ? with the appropriate number

1 , 4 , 5 , 6 , 7 , 9 , 11 ?

What does this Rebus means ?

In which direction should the missing arrow point ?

Ankit Garg was found dead in his bedroom by her maid shweta.

shweta tell the story to detecive "sherlock holmes" : Just after completing the work I noticed his study light was on and I decided to look in from the outside to see if he was in there. There was frost all over the window, so I had to wipe it away to see inside. that is when I saw his body. So I kicked in the front door to confirm my suspicions of foul play. I called the police immediately afterward.'

With clue from sherlock holmes immediately knows that killer was the Gardner.

I know a english word which has :
kst' in the middle
'in' the beginning
'and' at the end.

which word i am talking about ?

STUVWXYZ*Z = SSSSSSSSS

What is S and what is Z ?