Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Which digit occurred maximum times between the number 1 and 1000?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

Two trains start at the same time, one from Bangalore to Mysore and the other from Mysore to Bangalore. if they arrive at their destinations one hour and four hours respectively after passing one another, how much faster is one train running than the other?

What can you see in the middle of March and April that you can never see in any other month?

John bought 150 chocolates but he misplaced some of them. His Father asked him how many chocolates were misplaced.
He gave the following answer to him:
If you count in pairs, one remains
If you count in threes, two remain
If you count in fours, three remain
If you count in fives, four remain
If you count in sixes, five remain
If you count in sevens, no chocolate remains.

Can you analyze the statements and tell us how many chocolates were lost?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?