A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

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?

I am a ten letters word
The first four letters have the power to rule,
Next, four-letter can be eaten.
The next three-letter represents a lady.
I can fly as well

what am I looking for?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Which English verb becomes past tense just by rearranging the letters?

There are two words one resembles the "state of rest" and the other is related to "writing/reading material".

Can you name these two words which also sound similar?

What do you answer even though it never asks you questions?

Can anyone tell me a word in the English dictionary which has a silent 'z'?