No.  Problems & Solutions [Click Hide/Show to display the solutions below the question]  

01. 
The letters of SUCCESS are arranged at random. The probability that the vowels occupy even places is
Solution


02. 
In a random arrangement of the letters of the word “COMMERCE”. Find the probability that all the vowels come together
Solution


03. 
If the letters of the word ASSASSIN” are written down at random in a row, the probability that no two s’s occur together is
Solution


04. 
The letters of the word ARRANGE are arranged at random. Find the probability that
(i) the two R’s come together (ii) the two R’s do not come together (iii) the two R’s and the two A’s come together (iv) the two R’s come together and the two A’s do not come together
Solution


05. 
Solution

No.  Problems for Practice 

01. 
The probability that in a random arrangement of letters of the word COLLEGE the two E’s do not come together is

Author Credit : The Edifier 