What is in seasons, seconds, centuries and minutes but not in decades, years or days?

How many triangles can you find in this given picture?

Where do you go to learn how to make ice cream?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Next Number in the Series,

5, 16, 49, 104, ?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

In a kingdom, King George did not allow any citizen to visit the world outside. Also, only a person with proper paperwork was allowed to enter or he was sent back. A wooden bridge was what connected the kingdom to the world. The king had appointed a sharpshooter who would check the every five minutes on the bridge to check. After checking, he would go back to his hut and return exactly after five minutes again. The bridge took 9 minutes to cross.

A merchant was able to escape the kingdom without harming the shooter. How?

How many letters are in the alphabet?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.