Find the next number in the series below

21 32 54 87 131 ?

What is the largest number you can write with just 3 digits?

You walk into an old horror house. It has no power or plumbing. Once inside, you see three doors. Each door has a number on it. Behind each door is a way for you to die. Behind door number one, you die by getting eaten by a lion. Behind door number two, you die by getting murdered. Behind door number three, you die by an electric chair. You can’t turn back, so you have to go through a door. Which door do you go through?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

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 man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

With the help clues provided in the image, can you find the 5 digit key?

A thief is convicted in Mexico. He gets the death penalty. The judge allows him to say the last sentence to determine how the penalty will be carried out. If the thief lies, he will be hanged, if he speaks the truth he will be beheaded. The thief tells the last sentence and to everybody's surprise some minutes later he is set free because the judge cannot determine his penalty. What did the thief say?

I look at you, you look at me, I raise my right, you raise your left. What am I?