Complete the table series riddle by finding the number that can replace "??".

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

Spot 5 differences in two Christmas tree below:

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

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?

A charming young lady was approached by a kind looking old woman in a restaurant. The old woman said to her, 'You look exactly like my younger daughter. Sadly she passed away a couple of months back. Could you do me a favor and say 'Goodbye, mother' with a kind smile on your face when I leave?

The young lady agreed for the same and said, 'Goodbye, mother' when the old woman left. Soon after, she got the most disengaging shock of her life.

Can you guess what the shock was?

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

John buys rice at Rs.60/kg from Britain and then sells them at Rs.5/kg in India. As a result of this, he becomes a millionaire. How come?

The more you take me, the more you leave me behind.
Who Am I?