Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

Find the next number in the series.
1 10 24 43 67 ?

Solve the equation in the image by looking at the pattern closely.