Which number should replace the question mark?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

What does an Island and the letter T have in common?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

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

12345 a famous South Indian actor
567 is a path in jumbled form
8 & 10 are same letters
9 is one among the first six alphabets.
WHO AM I?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

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