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

I can write cow in 13 letters.

Can You?

Take away the whole and some still remain. What is it?

Can you identify the Oscar-winning movie from the rebus below?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?