What number comes next in the series?

5 15 5 18 5 24 14 20 _

Which alphabet is a part of our body?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

What has 88 keys?

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

Replace the question mark with the correct number.

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Why is it very easy to weigh a fish?

What goes through cities and fields, but never moves?

Why do you find that most of the buildings are deprived of the 13th floor?