Can you solve this picture maths equation?

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

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

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

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

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

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

I can turn polar bears white.
I can make anyone dance.
I can make everyone cry
I can make your hands clap
I can make you thin.
I can make you smile.
I can make you smile

Can you guess the riddle?