It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

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

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?

Look at the picture and find out which square is not linked with any of the other squares.

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

What is the below Rebus indicate?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

You have a thousand Re. 1 coins with you. You have ten bags with you and you can put any number of coins in each of the bags. The condition is that if someone asks you for any amount between 1 and 1000, you must be able to give that amount by just giving the bag (you are not allowed to open the bag and give coins).

How will you do it?

People put me on the table and cut me but do not eat me. What am I?

Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209