You can see it everyday, But cannot touch it at will. What is it?

When it's bad luck to meet a black cat?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

What is black when you buy it, red when you use it, and gray when you throw it away?

What has hands, but can’t clap?

John: "Hi Teacher, What is your favourite movie ?".
Chemistry Teacher: "Indium Cerium Platinum Iodine Oxygen Nitrogen".
Ten seconds later... John replied I got it.

Do you?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

A fresh card pile is taken out of a box (the pile has 54 cards including 2 jokers). One joker is taken out and then the cards are shuffled for a good amount of times. After shuffling, two piles are made by dividing that one pile.



What is the possibility that one of the piles will have a card sequence from A to K in order?

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

Forwards I am heavy, backward I am not. What am I?