What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

Why is the Hole below a Lock?

What is the riddle which can be asked all day with a different correct answer each time.

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

A man died and leaves Rs.10,000 in his will. There are 6 beneficiaries- his 3 sons and their wives. The 3 wives receive Rs.3960 of which Priyanka gets Rs.100 more than Tanu and Neha gets Rs.100 more than Priyanka.
Pramod gets twice as much as his wife, Tushar gets the same as his wife, and Prashant gets 50% more than his wife.

Who is married to whom?

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?

What number do you get when you multiply all of the numbers on a telephone's number pad?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

I have Rs.50 and I spend it in the way as below.

There is a barrel with no lid and some wine in it. 'This barrel of wine is more than half full,' said Curly. 'No it's not,' says Mo. 'It's less than half full.' Without any measuring implements and without removing any wine from the barrel, how can they easily determine who is correct?