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

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

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

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

John was visiting his friend Jacob. He found out that his friend's wife had just killed a burglar in self-defense.
John asks Jacob about what happened and he told that "His wife was watching television when suddenly the bell rang. She thought that it is her husband Jacob but she found the burglar who attacked her instantly and she got so frightened that she killed the burglar immediately with the knife.
John asked the police to arrest his friend's wife. Why?

What word is represented by this rebus?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

Solve below rebus puzzle?