The word EXAMINATION is given then find the probability that the M is at the `4th` place

Words with or without meaning are to be formed using all the letters of the word EXAMINATION. The probability that the latter M appears at the fourth position in any such word is :

4 coins are tossed . Th e probability that they are all heads is

A consignment of 15 record players contains 4 defectives.The record players are selected at random,one by one,and examined.The one is examined,are not put back.Then the probability that 9 th one examined is the last defective,is

The letters of the word l'MODICAREV' are arranged randomly.Find the probability that all wovels odd places.

All the letters of the word HAMSANANDI are placed at random in a row. The probability that the word ANAND occurs without getting split is

If 4 letter words are formed using letters of the word 'MORADABAD'. Then the probability that D comes exactly once in the 4 letter word is

In a sequence of independent trials, the probability of the success in one trial is 1/4 . Find the probability that the second success takes place on or after the fourth trial in 6 trials.

A letter is chosen at random from the letter of the word PROBABILITY.Find the probability that it is a not a vowel.

In an examination, the probability of a candidate solving a questions is (1)/(2) Out of given 5 question in the examination, what is the probability that the candidate was able to solve at least 2 questions?