Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

Can you start the fire using two pieces of wood?

I know a nine-letter word having only one vowel.
Do you ?

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

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

How can you make number one disappear by adding something to it?

A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

Using eight eights and addition only, can you make 1000?