There are forty elephants and they have forty-fore heads. How can this be possible?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

John is pretty weird. He likes toffees but hates chocolates. He loves books but never reads. He likes to build his troops in an online game but does not proceed with the war. He likes to go swimming but is afraid of water.

Seeking this behaviour, can you tell whether he likes balloons and parties?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

What kind of storm is always in a rush?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

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

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

Identify the 10 differences between the two given pictures.

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.