How could a baby fall out of a twenty-story building onto the ground and live?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

What 5-letter word typed in all capital letters can be read the same upside down?

I taste better than I can smell. Who am I?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

Can you find out who is the kidnapper in below Picture and why, Explain ?

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?