Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

What is black when you buy it, red when you use it, and gray when you throw it away?

What is the fastest way to double your money?

I’m tall when I’m young, and I’m short when I’m old. What am I?

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

If,

Akriti = 631
Levis = 521
Sroti = 521
Aneel = 533
Then,
Sunil =?

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

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