Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

A man dies of old age on his 25 birthday. How is this possible?

Which digit occurred maximum times between the number 1 and 1000?

Be active and find the killer in the picture Riddle below.

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

What's the best place to go shopping in the ocean?

What can jump higher than a building?

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 ?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30