I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Find the missing number in the sequence below:

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Solve the following series:
AZ, GT, MN, __, YB

I have an eye but still cannot see.

Who am I?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

How many letters are in the alphabet?