Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Which word does the below Plexor means ?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

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

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

In my garden, I have many trees but only one of them is the mango tree. In these mango trees, there are some mangoes(as expected).

But after a strong wind, there are neither mangoes on the tree nor on the ground. Explain?

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.