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?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

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

John is the son of Jacob.
So,
Jacob is the_____of John's father?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

What goes through cities and fields, but never moves?

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

If 21x = 79x, what is the value of x?