I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Which tank will fill first?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

How many triangles can you find in this given picture?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?