What will you call your mother's brother's brother-in-law?

What jumps when it walks and sits when it stands?

Can you find the six hidden animals in the picture below?

When 99 is considered higher than 100?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

If you say my name, I will no longer exist. What am I?

Considering the below equation:

V + II - VI = 10
IV - X + VIII = 20
IV - VII + VI = 30

Then, I + II + III = ?

Two boys wish to cross a river. The only way to get to the other side is by boat, but that boat can only take one boy at a time. The boat cannot return on its own, there are no ropes or similar tricks, yet both boys manage to cross using the boat.

How?

The following sentence is false. The preceding sentence is true.
Are these two sentences true or false?

Who always enjoys poor health?