Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

I have branches, but no fruit, trunk or leaves. What am I?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Using eight eights and addition only, can you make 1000?

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

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

What does this Rebus Picture mean?