Which is faster, Heat or Cold ? Explain.

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

Decode this picture on T-Shirt and tell what it says ?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

Two-person want to cross a river. Only one boat is present on the riverside that can carry only one person at a time.

However, they still manage to cross the river. How is it possible?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?