Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Can you identify if it's a murder or a suicide ?

The dirtier I get, the whiter I look. Who am I?

Below rebus represent famous DiCaprio movie. Can you name it?

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not rounded numerals equals 24.

Can you guess the name of the month by looking the below rebus ?

Make a sentence consisting of three words that have the whole alphabet.

John has eleven friends. He has a bowl containing eleven apples. Now He wants to divide the eleven apples among his friends, in such a way that an apple should remain in his bowl.
How can He do it?

John is found dead in a bare field. Nobody killed John,
John did not commit suicide.

Inspector Jacob found a bag just a few meters away from John which could save his life. What was in the bag?

Which country gets ill every time?