Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

In the following series, a set of numbers is progressing with a particular pattern. Can you deduce that pattern and find the missing set?

(2 + 6), (21 + 6), (58 + 6), (119 + 6), ___

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

Replace the question mark with the correct number below.

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

What number do you get when you multiply all of the numbers on a telephone's number pad?

What is the fastest way to double your money?

A newspaper is supposed to have 60 pages, but pages 24 and 41 are missing.
Which other pages won't be there?

Before Mount Everest was discovered, what was the highest mountain in the world?