What is the next number in the series?

15 29 56 108 208 ?

A man dies of old age on his 25 birthday. How is this possible?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

John was drowned by he was not wet. How?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?