A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

Why is a river so rich ?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

Which part of London exists in France as well ?

Can you name an animal whose killing cannot be performed without spilling your own blood?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

Below rebus represent famous DiCaprio movie. Can you name it?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

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