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?

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

Why Wine Glass Stem is so long?

Which tank will fill first?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

What does an Island and the letter T have in common?

Rearrange the letters in "new door" to make one word.

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

When it's bad luck to meet a black cat?