There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

What goes up but never comes down?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

What occurs twice in a week, once in a year but never in a day?

Which five letter word can be added at the end of below word to form a
valid word?

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It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?