What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

What brings you down but never up?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

What has a ring but no finger?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

What is the Surname of Barbie Doll?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?