What is the next number in the series?

15 29 56 108 208 ?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

What can you catch but never throw?

Move four matchsticks to the below square to form three squares?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

Aaron, Brad, Christopher, Danny and Elvis decided to play a game of tiddlywinks. In this game they decided that one win will get 1 point for winning, 0 for losing and 1/2 in case of a tie.

They finished the game in alphabetical order and it was found that the scores were different for each person.

Based on the following two statements, can you find out the result of the individual games?
Brad: No one could finish like me, without a loss.
Elvis: No one played worse than me, I finished without a single win.

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Can you count the number of triangles in the given figure?

Can you name an animal whose killing cannot be performed without spilling your own blood?