An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

What is the next shape from answers A, B, C, and D figure?

Find the value of "?" in the ball picture Riddle below:

Name a key which is hardest to turn.

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Why Aeroplane windows are round?