How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

My location can be determined by the below rebus.
So where am i ?

How many letters are in the alphabet?

A blonde put eyeliner on her head. Why?

I always drive my customer away.

Who am I?

What does the below image rebus riddle means ?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

What is the word or phrase?

I have a sore throat and a severe headache. I have four tablets with me that are identical to each other and they do not have any cover on them. There is no way I can identify which tablet serves what purpose. The only thing that I know is that two of these four tablets are for the throat and the remaining two are for the headache. To treat my condition, I must take 1 of each. What will I do now?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?