Replace the question mark with the correct number in the below-given picture?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What seven-letter word has hundreds of letters in it?

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

In the image below, can you find the value of an angle(y)

What can go through glass without breaking it?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT