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?

Can you find the key in the picture below?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Name a key which is hardest to turn.

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

How many times do a clock's hands overlap in a day ?

Find the Goldfish below the given Image.

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?