What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

The cream is heavier than Milk. True or False?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

Can you divide the below-given shape into four equal and identical pieces?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?