When it's bad luck to meet a black cat?

What is the next number in the series?

15 29 56 108 208 ?

What building has the most stories?

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

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

They are three errirs in this question. Can you find them?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

How many sides does a circle have?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?