When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Can you fill the blank with the correct number?

6 30 870 756030 _____

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?

What part of Turkey has the most feathers?

Can you solve the rebus below?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

You have two jars of chocolates labelled as P and Q. If you move one chocolate from P to Q, the number of chocolates on B will become twice the number of chocolates in A. If you move one chocolate from Q to P, the number of chocolates in both the jars will become equal.

Can you find out how many chocolates are there in P and Q respectively?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?