What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

John was piloting a plane behind a car but was never able to overtake it. Why?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

I have an eye but still cannot see.

Who am I?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

An old Woman left INR 33,333 to be divided equally among two fathers and two sons and each was to receive INR 11,111.
How was this possible?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?