By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Identify the 10 differences between the two given pictures.

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Which part of London exists in France as well ?

If we add four times the age of John four years from now to five times his age five years from now we get ten times his current age.

How old will John be two years from now?

Find three whole, positive numbers that have the same answer when multiplied together as when added together.

Can you replace the question mark with the correct number?

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

Count the number of triangles in the given picture.

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