If one letter is chosen at random from the word "MATHEMATICS", find the probability of getting a vowel.

A card is drawn from a well-shuffled deck of $52$ cards. Find the probabilities of each of the following: a black card

A card is drawn from a well-shuffled deck of $52$ cards. Find the probabilities of each of the following: a king

A card is drawn from a well-shuffled deck of $52$ cards. Find the probabilities of each of the following: not a spade.

A card is drawn from a well-shuffled deck of $52$ cards. Find the probabilities of each of the following: an ace.

A card is drawn from a well-shuffled deck of $52$ cards. Find the probabilities of each of the following: an ace of spade.

The probability of an event whose likelihood of occurrence and non-occurrence is same is:

A bag contains $10$ marbles of which $8$ are red. One marble is drawn at random. The probability that it is not red is:

If a letter is taken out from a bag containing letter of the word "SNAKE", the probability of picking A is;