What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

In the four images below, can you find the odd one out?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Why did the Girl throw the butter out of the window?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Prove that twice of ten is the same as twice of eleven.

If an electric train is travelling south, then which way is the smoke going?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?