There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

Count the number of squares in the picture below.

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

A man dies of old age on his 25 birthday. How is this possible?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

Take away the whole and some still remain. What is it?

Can it be possible to build a house that has all its four walls facing towards the South?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H