If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

In a supermarket, there is an intelligent glass pane before a refrigerating unit. This glass pane allows cherries and apples through it but does not allow grapes and Orange to pass through it.

Can you identify the rule that the glass pane is following?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

What can go through glass without breaking it?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

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

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?