It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A father is locked up in jail. His wife has gone bankrupt. Their male child has to sell his hotel in order to gain some money. Yet their girl child does not care and is quite happy.

How can someone be so rude?

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

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

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

I am a prime number.
The double of myself is equal to the square of me.

which number am I?