If eleven plus two equals one, what does nine plus five equal?

Can you solve the below geography rebus by decoding the below rebus ?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

Which is Odd One Out and why?

4377

3954

9862

8454

9831

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

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), ___

Why do people go to bed?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?