Why do you find that most of the buildings are deprived of the 13th floor?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

What number do you get when you multiply all of the numbers on a telephone's number pad?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

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?

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.

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

Can you find a five letter word that is left with only two letters if one is removed?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

You see me once in June, twice in November, and not at all in May. What am I?