I’m tall when I’m young, and I’m short when I’m old. What am I?

During which month do people sleep the least?

How many times in a given day, minutes and hour clock comes in a straight line ?

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

What word begins and ends with an E, but has only one letter?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Why Wine Glass Stem is so long?

Decode the below four famous ciphers:

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

In the given picture, you can find two letters missing. When two particular letters are placed in the missing spots, you get an eight-letter word while reading in the anti-clockwise direction. Can you find out the missing letters and the missing word eventually?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98