I shave every day, but my beard stays the same. What am I?

What is the word or phrase below?
R | E | A | D

What does does this rebus picture means ?

The doctor advised his patient to take a tablet after every fifteen minutes. He gave him five tablets in total.

How much time will he take to have all the five tablets?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

Can you write down eight eights so that they add up to one thousand?

John was writing his first book. After saving the document, he locked his laptop with a password and mentioned some phrases for the hint box.

A friend of his tried opening his laptop but found out that it was password protected. Following is the hint that appeared.
1 mobile 3 books 2 roars 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches.

Can you help him in cracking the password?

What happened when the wheel was invented?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Can you decipher the two rows to find the hidden word?