There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

I have eight fingers and two thumbs but I do not live. What Am I?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

Count the number of balls in picture below:

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

You need to remove two matchsticks to make the below equation true. Can you do it ?

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?