Find the next number in the sequence

5 12 24 36 ?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

Keyboard words are not in alphabetical order, Why?

What type of tree can I carry in my hand?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

I guess 76.8% of readers will like this riddle.

What's the least number of people should read this post?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

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.

A thief enters a store and threatens the clerk, forcing her to open the safe. The clerk says, “The code for the safe is different every day, and if you hurt me you’ll never get the code.” But the thief manages to guess the code on his own. How did he do it?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?