what does this picture(rebus) riddle means ?

What begins with T, ends with T, and has T in it?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

Solve the mathematical equation in the picture below.

Can you identify the Oscar-winning movie from the rebus below?