Why 1729 is a magic number? Answer Logically.

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

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Which point will the car reach to go out?

In Greek mythology, the Sphinx sat outside of Thebes and asked this riddle of all travellers who passed by. If the traveller failed to solve the riddle, then the Sphinx killed him/her. And if the traveller answered the riddle correctly, then the Sphinx would destroy herself. The riddle:

What goes on four legs in the morning, on two legs at noon, and on three legs in the evening?

Oedipus solved the riddle, and the Sphinx destroyed herself.

Can you identify the famous TV character from the rebus below?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

What word is pronounced the same if you take away four of its five letters?