What is the next number in this series?

4,12,84,3612....

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

How many triangles are there on the puzzle below?

John is looking at Jenifer, but Jenifer is looking at Jacob. John is married, but Jacob is not.

Is a married person looking at an unmarried person ?

A man is surviving on an island along with his friend. They have been starving for four days for food. Suddenly, they find a fisherman. The friend goes with the fisherman in order to catch the fish (if they can find any).

The fisherman returns after some time but he is alone and has some salmon that he had prepared. When asked, the fisherman tells him that his best friend fell off the boat and drowned in the water. Starving for so long, he eats the meal while crying for his friend.

After being rescued, he goes to a diner and orders salmon. When he eats his meal, he jumps and commits suicide. Why did he do it?

Which of the below owl is odd one out?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.