You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

Why 1729 is a magic number? Answer Logically.

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

What kind of band never plays music?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

There is something which you can be arrested for attempting but not for successfully completing.

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?