What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Can you find the thief by just looking at the picture below?

Which is faster, Heat or Cold ? Explain.

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

Rectify the following equality 101 - 102 = 1 by moving just one digit.