Find the value of "?" in the ball picture Riddle below:

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?

I have branches, but no fruit, trunk or leaves. What am I?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

What has one eye, but can’t see?

What does this mathematical rebus means ?

When a clock is observed, the hour hand is at a minute mark and the minutes hand is six minutes ahead of it.

When the clock is observed again after some time, the hour hand is precisely on a different minute mark and the minute hand is seven minutes ahead of it.

Can you calculate how much time has elapsed between the two observations?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

Can you make a six-letter word using the letters N, A and B ?