How can you make number one disappear by adding something to it?

There is a place where if I stand up straight, I will still be considered sideways.

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Which fur should we be getting from the Lion?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

In the image given, you can find several triangles. Can you count them all?

Solve this riddle by finding the odd one out from the rest.