What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

What has one letter and starts with an E?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

Replace the question mark in the picture below.

Solve the following series:
AZ, GT, MN, __, YB

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

The centre of the third figure is empty. What digit should fit inside?

Make a sentence consisting of three words that have the whole alphabet.