What goes up but never comes down?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.

What is so fragile that saying its name breaks it?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

What two things can you never eat for breakfast?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

What will you call your mother's brother's brother-in-law?

I have teeth but i don't bite. Who Am I ?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?