If you say my name, I will no longer exist. What am I?

There is something which is always coming but never arrives?

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?

Using mathematical symbols like +, -, and x in order to make the equations correct. Replace # with the above-given symbols.

9 # 8 # 7 # 6 # 5 # 4 = 91

Can you decipher the below rebus?

PBLUESAISNUERSES

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Take away the whole and some still remain. What is it?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?