If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

I was speeding and ran through a stop sign, yet two traffic officers who were there do nothing about it.

why?

What word does this rebus represent?

meta meta
meta meta

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside. The man said, "Oh! I am really sorry, I thought this was my room." He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man. What made her suspicious of that man? He might have been genuinely mistaken.

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

John, a 5-year-old boy, was really fond of the chocolates. He asked his Mother to give him some money to buy his favourite chocolates. His Mother gave him $45. He went to the shopkeeper and asked, "How much is one chocolate for?". The shopkeeper said $3 for one chocolate. Also, if you give me the wrappers of three chocolates, I will give you one for the exchange.
In total, how much chocolate could John eat?

What is the riddle which can be asked all day with a different correct answer each time.

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What occurs twice in a week, once in a year but never in a day?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C