Can you find out who is the kidnapper in below Picture and why, Explain ?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

You can take four of the five letters out of this word, but the pronunciation never changes. What is the word?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

what's the probability of getting a king or a queen from a pack of 52 cards?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

The Judge knows that Alamgir was killed by his girlfriend Jasline, but the judge is unsure whether to punish her. Why?

If EELS + MARK + BEST + WARY = EASY

What does HELP + BARK + WARD + LEAD equal?

Can you count the number of rectangles on a chessboard?