Spot what is wrong here in below Picture?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Replace the question mark with the number below given a simple math problem.

Can you count the number of matches in the picture below ?

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

Which flower has two lips?

How can one talk without saying a single word?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

Which part of London exists in France as well ?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3