A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Which alphabet letter is a question?

What Deficiency does the below rebus represent?

VIT_MIN

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

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

It is always ahead of me yet I can never see it. What is it?

Spot 5 differences in two Christmas tree below:

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

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