There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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

What does below rebus means ?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

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

Can anyone tell me a word in the English dictionary which has a silent 'z'?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.