what does this picture(rebus) riddle means ?

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

John was drowned by he was not wet. How?

Akbar summoned Birbal out of anger.
He told him that he will have to face death.
He asked him to make a statement and if the statement is true he will be buried alive and if the statement is false, he will be thrown at lions.
After hearing Birbal’s statement, Akbar could do nothing but smile.
He gave him 5 gold bars and let him go.

What did Birbal say?

Find the 8 in the below-given Image.

What demands an answer, but asks no questions

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

What is the Surname of Barbie Doll?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Our product and our sum always give the same answer. Who are we?