Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

There is something which is always coming but never arrives?

I have eight fingers and two thumbs but I do not live. What Am I?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

I look at you, you look at me, I raise my right, you raise your left. What am I?

You can see it everyday, But cannot touch it at will. What is it?

It is always ahead of me yet I can never see it. What is it?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?