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

Find the missing number in the image below.

Complete the table series riddle by finding the number that can replace "??".

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

Can you fill the blank with the correct number?

6 30 870 756030 _____

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

Can you count the number of quadrilaterals in the picture below?

Who is that with a neck and no head, two arms and no hands? What is it?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6