I look at you, you look at me I raise my right, you raise your left. What am I?

Identify the 10 differences between the two given pictures.

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

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

When monkey rotate the gear, which mark will be hit 1 or 2 ?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Why is the Hole below a Lock?