What does below science rebus mean?

Ag Ag Ag
Ag SPOON Ag
Ag Ag Ag

A man dies of old age on his 25 birthday. How is this possible?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

How can you make number one disappear by adding something to it?

I have an eye but still cannot see.

Who am I?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

A journalist was investigating a sacred cult in the jungles of Africa when he was caught by one of the person. He was confined in a cave till the leader arrived. The leader told him that he need to tell him a statement. If he thinks the statement is true, then the journalist head will be chopped off. If he thinks that the statement is false, his head will be smashed with a hammer.

What statement did the journalist make to survive?

Count the number of triangles in the below picture?

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?