Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

Can you identify the Oscar-winning movie from the rebus below?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What does this say?

XLR8

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

Find the next number in the series.
1 10 24 43 67 ?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?