Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

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?

I have no life, but I can die. What am I?

What time is it when an elephant sits on a fence?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

If a wheel has 54 spokes, how many spaces are there between the spokes?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

What is the last thing you take off before bed?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

What is the Surname of Barbie Doll?