In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

How many letters are in the alphabet?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

Can you replace the question mark with the correct number in the below table sequence?

A bomb exploded in a room full of married couples and no one died. How?

what's the probability of getting a king or a queen from a pack of 52 cards?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.