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

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

If your uncle’s sister is not your aunt, what relation is she to you?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

When can we add 2 to 11 and get 1 as the correct answer?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Suppose you are a girl candidate and sitting in an interview. Suddenly the interviewer asks you, 'What if one morning you wake up and find out that you are pregnant?

How will you reply to such a question?

Why is a river so rich ?