Why Aeroplane windows are round?

Replace the question mark in the picture below.

I look at you, you look at me, I raise my right, you raise your left. What am I?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

Can you find a rabbit in the given picture?

If all the below statements are true

1. Gianni was either in Italy or France in 1997.
2. If Gianni did not kill Versace, Hilton must have killed him.
3. If Versace died of suffocation, then either Gianni killed him or Versace committed suicide.
4. If Gianni was in Italy in 1997, then Gianni did not kill Versace.
5. Versace died of suffocation, but he did not kill himself.

Who killed Versace and where was Gianni in 1997?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

What does below pictogram mean?

I have eight fingers and two thumbs but I do not live. What Am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?