What is the next number in the series?

15 29 56 108 208 ?

A crime was committed at baker street. Ibrahim Dakota who was shot in the stomach was the main suspect. Sherlock questioned the suspect. The conversation started as:
Sherlock: What's your story, Ibrahim?
Ibrahim: I was walking around baker street and suddenly a man from the back shot me. I ran as fast as I could to save my life".
Sherlock: That is enough (and ask the police to arrest him).

Why does Sherlock think he is the murderer?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

What is the next number in this matchsticks series riddle?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Can you solve the below tricky visual equation?

what does this below rebus represent identXQQQQQME

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.