A letter is chosen at random from the word ‘ASSASSINATION’. Find the probability that letter is (i) a vowel (ii) a consonant

A letter is chosen at random, from the word 'ASSASSINATION'. Find the probability that letter is a vowel

If a letter is Chosen at random from the English alphabet, find the probability that the letter is : a vowel.

A single letter is selected at random from the word PROBABILITY the probability that it is a vowel is:

If a letter is Chosen at random from the English alphabet, find the probability that the letter is : a Consonant.

(i)If four squares are chosen at random on a chess board, find the probability that they lie on diagonal line. (ii) If two squares are chosen at random on a chess board, what is the Probability that they have exactly on corner in common? (iii) If nine squares are chosen at random on a chess board, what is the probability that they form a square of size 3x3?

If the letters of the word ASSASSIN are written down in a row, the probability that no two S's occur together, is

Bag I contains 5 red and 3 black balls and bag II contains 6 red and 5 black balls. One bag is chosen at random and a ball is drawn from it, which is found to be black. Find the probability that it is drawn. From bag II.

A book contains 1000 pages. A page is chosen at random. Find the probability that the sum of the digits of the marked number on the page is equal to 9.