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

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

How is a fly different from a mosquito?

Can you name four days which start with the letter 'T'?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Solve the following series:
AZ, GT, MN, __, YB

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

Can you identify if it's a murder or a suicide ?