Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

How many times can you subtract the number 5 from 25?

Can you name some countries which do not have the alphabet 'A' in them?

Can you find out the remainder when 3^300 is divided by 5?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Can you make a six-letter word using the letters N, A and B ?

Can you replace the question mark with the correct number in the below table sequence?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.