If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

How do you go from 98 to 720 using just one letter?

I am a type of room you cannot enter or leave. Raised from the ground below, I could be poisonous or a delicious treat. What am I?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

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

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

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

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?