How old is your son? asked a man to his neighbour. My son is five times as old as my daughter and my wife is five times as old as my son. I am twice as old as my wife whereas my grandmother, who is celebrating her eighty-first birthday is as old as all of us put together.

How old is the man's son ?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

The teacher told the student that if he told a lie then he will be expelled from school and if he told the truth then he still is expelled from school.

What can a student say to prevent his being expelled from school?

I have feet, but no legs. Which animal Am I?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Can you find a five letter word that is left with only two letters if one is removed?

I know a nine-letter word having only one vowel.
Do you ?