I am quite hot but become too cold if you remove the first two letters. What am I?

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?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?

What has a ring but no finger?

What is next number in the pattern below:

131 517 192 123 ?

Can you count the number of matches in the picture below ?