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

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Jack and Joseph are well-known golf rivals. One Day during a match, they were level at a score of 30. Jack hit a bad shot and Joseph added 10 to his score. Joseph then hit an awesome shot and he won the game.

How ?

I am not alive, but I grow; I don't have lungs, but I need air; I don't have a mouth, but water kills me. What am I?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

What runs around the whole yard without moving?

What goes up but never comes down?

What two things can you never eat for breakfast?

Which five letter word can be added at the end of below word to form a
valid word?

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There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?