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

A man died, leaving $10,000,000 for his widow, 5 sons and 4 daughters. Each daughter received an equal amount, each son received twice as much as a daughter, and the widow received three times as much as a son.

How much did the widow receive?

If your uncle’s sister is not your aunt, what relation is she to you?

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

Replace the question mark with the correct number below.

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

How many triangles are there on the puzzle below?

In the image below, can you find the value of an angle(y)

Where do fish keep their money?