Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

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?

Which flower has two lips?

A man is found unconscious in front of a store at two in the morning. His head is bleeding and there’s a brick laying next to him. When the police arrive, they carry the man to jail. Why did they arrest him?

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Why is Saturday stronger than Monday?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Which city is three-fifths chick two third cat and 50% goat?

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