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

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

John gave half of the apples he had plus one more to Jacob. He gave half of the remaining ones plus one more to James. Now, John was left with just one apple.

Can you find out how many did he have in the beginning?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

I am quite hot but become too cold if you remove the first two letters. What am I?

A man is shown a portrait painting. He looks closely, then tells, “Brothers and sisters have I none, but that man’s father is my father’s son!” Who is the man in the portrait?

Can you solve below mathematical equation?

2^1234 - 2^1233