Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

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

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

What does does this rebus picture means ?

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

By what process could you make a 'Tea-Table' into food?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E