What does this below rebus puzzle mean?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

I cannot talk, but I always reply when spoken to. What am I?

I know a nine-letter word having only one vowel.
Do you ?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?